Official Paper

RRB ALP CBT-I 2024 Official Paper (Held On: 26 Nov, 2024 Shift 3) (Previous Year Paper)

75 questions · 60 minutes · with answers · free

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Stage I (CBT I) (75 questions)

1

Read the given statements and conclusions carefully. You have to take the given statements to be true even if they seem to be at variance from commonly known facts and decide which conclusion(s) logically follow(s) from the given statements.

<br>

Statements:

All engines are rockets.

All planes are rockets.

<br>

Conclusions:

(I) Some engines are planes.

(II) All planes are engines.

  1. ((a))

    Only conclusion (II) follows

  2. ((b))

    Both conclusions (I) and (II) follow

  3. ((c))

    Only conclusion (I) follows

  4. ((d))

    Neither conclusion (I) nor (II) follows

Show Answer
Answer: ((a))

Only conclusion (II) follows

2

Which of the following options should come in place of the question mark ('?') in the given series based on the English alphabetical order?

FLB,IOE,LRH,OUK,?

  1. ((a))

    RYM

  2. ((b))

    RXN

  3. ((c))

    RYN

  4. ((d))

    RXM

Show Answer
Answer: ((a))

RYM

3

Which of the following options should come in place of the question mark (?) in the given series to make it logically complete?

<br>

24, 26, 30, 36, 44,?

  1. ((a))

    54

  2. ((b))

    57

  3. ((c))

    53

  4. ((d))

    51

Show Answer
Answer: ((a))

54

4

A textbook has a total of 662 pages. It is divided into two parts. The second part of the book has 52 pages less than the first part. How many pages are there in the first part of the book?

  1. ((a))

    324

  2. ((b))

    305

  3. ((c))

    372

  4. ((d))

    357

Show Answer
Answer: ((a))

324

5

Under which Section of the Telecommunications Act, 2023, was the Universal Service Obligation Fund renamed as Digital Bharat Nidhi?

  1. ((a))

    Section 24(1)

  2. ((b))

    Section 12(3)

  3. ((c))

    Section 20(1)

  4. ((d))

    Section 30(2)

Show Answer
Answer: ((a))

Section 24(1)

6

RGEL is related to SIHO in a certain way based on the English alphabetical order. In the same way, VOQX is related to WQTA. To which of the following options is YUZG related, following the same logic?

  1. ((a))

    ZWCK

  2. ((b))

    ZYBJ

  3. ((c))

    ZWCJ

  4. ((d))

    ZYCJ

Show Answer
Answer: ((a))

ZWCK

7

Select the correct law for the following statement.

During a chemical reaction mass is neither created nor destroyed.

  1. ((a))

    Law of thermodynamic

  2. ((b))

    Henry's Law

  3. ((c))

    Charles Law

  4. ((d))

    Law of conservation of mass

Show Answer
Answer: ((a))

Law of thermodynamic

8

The relation between thrust (T), pressure (P) and area (A) of an object in a given medium is ______.

  1. ((a))

    T=PxA

  2. ((b))

    TxA=P

  3. ((c))

    T=P+A

  4. ((d))

    T=P/(AxA)

Show Answer
Answer: ((a))

T=PxA

9

A dishonest shopkeeper pretends to sell his goods at cost price. However, he uses a false weight on which 984 gm is written, but actually weighs lesser. Using this false weight, the shopkeeper makes a gain of 23%. The actual measure of the weight used is:

  1. ((a))

    935gm

  2. ((b))

    800gm

  3. ((c))

    850gm

  4. ((d))

    900gm

Show Answer
Answer: ((a))

935gm

10

The value of (0.000001)13 is:\text{The value of } (0.000001)^{\frac{1}{3}} \text{ is:}

  1. ((a))

    0.1

  2. ((b))

    0.001

  3. ((c))

    0.01

  4. ((d))

    0.000001

Show Answer
Answer: ((a))

0.1

11

Which of the following is obtained upon heating ferrous sulphate?

  1. ((a))

    Only ferric oxide

  2. ((b))

    Ferric oxide, sulphur dioxide and sulphur trioxide

  3. ((c))

    ferric oxide and sulphur trioxide

  4. ((d))

    ferric oxide and sulphur dioxide

Show Answer
Answer: ((a))

Only ferric oxide

12

Which of the following statements is INCORRECT about sodium carbonate?

  1. ((a))

    Sodium carbonate is used in glass, soap and paper industries.

  2. ((b))

    Sodium carbonate is used in the manufacture of sodium compounds, such as borax.

  3. ((c))

    Sodium carbonate is used to neutralise excess acid in the stomach.

  4. ((d))

    Sodium carbonate can be used as a cleaning agent for domestic purposes.

Show Answer
Answer: ((a))

Sodium carbonate is used in glass, soap and paper industries.

13

Simplify: 3889 + 12.952 - 47.95

  1. ((a))

    3853.892

  2. ((b))

    3853.982

  3. ((c))

    3854.002

  4. ((d))

    3854.012

Show Answer
Answer: ((a))

3853.892

14

In Fleming's left hand rule, which physical quantity is represented by the middle finger?

  1. ((a))

    Direction of the magnetic field

  2. ((b))

    Direction of electric current

  3. ((c))

    Direction of force

  4. ((d))

    Direction of the motion of conductor

Show Answer
Answer: ((a))

Direction of the magnetic field

15

Seven people, B, C, D, E, F, G, and K, are sitting in a straight line, facing north. Only K sits to the left of G. Only four people sit between K and C. Only E sits between F and D and F is not an immediate neighbour of C.

<br>

Who sits at the extreme right of the line?

  1. ((a))

    G

  2. ((b))

    C

  3. ((c))

    B

  4. ((d))

    F

Show Answer
Answer: ((a))

G

16

Which of the following options should come in place of the question mark (?) in the given series based on the English alphabetical order?

HKN, QTW, ZCF, ILO, ?

  1. ((a))

    RUX

  2. ((b))

    RTV

  3. ((c))

    QSU

  4. ((d))

    QTW

Show Answer
Answer: ((a))

RUX

17

In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Which numbers should replace X and Y so that the pattern followed by the two numbers on the left side of :: is the same as that on the right side of ::?

<br>

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

<br>

X : 521 :: 794 : Y

  1. ((a))

    X = 698, Y = 612

  2. ((b))

    X = 628, Y = 594

  3. ((c))

    X = 659, Y = 656

  4. ((d))

    X = 674, Y = 588

Show Answer
Answer: ((a))

X = 698, Y = 612

18

Which cell organelle serves as a channel for transport of material between various regions of cytoplasm?

  1. ((a))

    Mitochondria

  2. ((b))

    Lysosomes

  3. ((c))

    Endoplasmic reticulum

  4. ((d))

    Chloroplast

Show Answer
Answer: ((a))

Mitochondria

19

What was the unemployment rate in India for individuals aged 15 years and above from July 2023 to June 2024?

  1. ((a))

    3.0%

  2. ((b))

    3.2%

  3. ((c))

    3.3%

  4. ((d))

    3.1%

Show Answer
Answer: ((a))

3.0%

20

If the radius of a sphere is increased by 50%, find the increase percent in the volume.

  1. ((a))

    337.5%

  2. ((b))

    325%

  3. ((c))

    225%

  4. ((d))

    237.5%

Show Answer
Answer: ((a))

337.5%

21

Which of the following Indian states hosted the 2023 Hornbill Music Festival?

  1. ((a))

    Kerala

  2. ((b))

    Nagaland

  3. ((c))

    Odisha

  4. ((d))

    Gujarat

Show Answer
Answer: ((a))

Kerala

22

A, B, C, D, E and F are sitting around a circular table facing the centre. A sits second to the left of B. E sits to an immediate left of A. C sits to the immediate right of F. What is the position of C with respect to D?

  1. ((a))

    Immediate right

  2. ((b))

    Second to the left

  3. ((c))

    Second to the right

  4. ((d))

    Third to the left

Show Answer
Answer: ((a))

Immediate right

23

The radius of the base and the height of a closed cylinder are in the ratio 1 : 3. Using π = (22/7), find its total surface area if its curved surface area is 924 m2.

  1. ((a))

    512 m²

  2. ((b))

    1848 m²

  3. ((c))

    908 m²

  4. ((d))

    1232 m²

Show Answer
Answer: ((a))

512 m²

24

Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster does not belong to that group?

<br>

(Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

  1. ((a))

    OKL

  2. ((b))

    UPR

  3. ((c))

    DYA

  4. ((d))

    LGI

Show Answer
Answer: ((a))

OKL

25

If a person can see far objects distinctly but cannot see nearby objects clearly, then this eye defect can be corrected by using ______.

  1. ((a))

    a concave lens of suitable power

  2. ((b))

    a plane glass plate

  3. ((c))

    a convex lens of suitable power

  4. ((d))

    a plane mirror

Show Answer
Answer: ((a))

a concave lens of suitable power

26

Which of the following metals are mixed with iron to get stainless steel?

  1. ((a))

    nickel and tin

  2. ((b))

    nickel and zinc

  3. ((c))

    nickel and copper

  4. ((d))

    nickel and chromium.

Show Answer
Answer: ((a))

nickel and tin

27

Solid CO2 gets converted directly into the gaseous state upon decreasing the pressure to ________.

  1. ((a))

    2 atmosphere, without coming to the liquid state

  2. ((b))

    1 atmosphere, without coming to the liquid state

  3. ((c))

    3 atmosphere, without coming to the liquid state

  4. ((d))

    4 atmosphere, without coming to the liquid state

Show Answer
Answer: ((a))

2 atmosphere, without coming to the liquid state

28

JHFDA is related to OMKIF in a certain way based on the English alphabetical order. In the same way, NLJHE is related to SQOMJ. To which of the following options is KIGEB related, following the same logic?

  1. ((a))

    PNLJH

  2. ((b))

    PNLJG

  3. ((c))

    QOMKI

  4. ((d))

    QOMKH

Show Answer
Answer: ((a))

PNLJH

29

In a row of people, Marshall is sitting 13th from the left end and 36th from the right end. What is the total number of persons in the row?

  1. ((a))

    49

  2. ((b))

    46

  3. ((c))

    48

  4. ((d))

    50

Show Answer
Answer: ((a))

49

30

Where does the centre of curvature of a concave mirror lie?

  1. ((a))

    At the centre of the mirror

  2. ((b))

    Behind the mirror

  3. ((c))

    At the edge of the mirror

  4. ((d))

    In front of the mirror

Show Answer
Answer: ((a))

At the centre of the mirror

31

In 2024, which bank partnered with Veefin Solutions to launch the SmartFin, a digital supply-chain finance platform?

  1. ((a))

    HDFC Bank

  2. ((b))

    YES Bank

  3. ((c))

    UCO Bank

  4. ((d))

    ICICI Bank

Show Answer
Answer: ((a))

HDFC Bank

32

What was the score for Goal 1 (No Poverty) in the 2023-24 SDG India Index?

  1. ((a))

    72

  2. ((b))

    60

  3. ((c))

    54

  4. ((d))

    67

Show Answer
Answer: ((a))

72

33

If 9 lines of a print, in a column of a book, contain 36 words, how many words will a column of 51 lines contain?

  1. ((a))

    208

  2. ((b))

    192

  3. ((c))

    196

  4. ((d))

    204

Show Answer
Answer: ((a))

208

34

Town A lies to the southwest of Town R. Town D lies to the east of Town A. Town T lies to the southeast of Town D. Town R lies to the north of Town T. Town M lies to the southeast of Town T. What is the position of Town M with respect to Town D?

  1. ((a))

    Northeast

  2. ((b))

    Southeast

  3. ((c))

    Northwest

  4. ((d))

    Southwest

Show Answer
Answer: ((a))

Northeast

35

Two numbers are in the ratio 3 : 2. Their LCM and HCF are 24 and 4, respectively. The greater of the two numbers is:

  1. ((a))

    10

  2. ((b))

    8

  3. ((c))

    12

  4. ((d))

    14

Show Answer
Answer: ((a))

10

36

Blood brings carbon dioxide from the rest of the body for release into the:

  1. ((a))

    intestines

  2. ((b))

    oesophaugus

  3. ((c))

    stomach

  4. ((d))

    alveoli

Show Answer
Answer: ((a))

intestines

37

Which physical quantity represents the rate at which electric energy is dissipated or consumed in an electric circuit?

  1. ((a))

    Electrical energy

  2. ((b))

    Electric power 

  3. ((c))

    Potential differrence 

  4. ((d))

    Heat energy

Show Answer
Answer: ((a))

Electrical energy

38

In June 2024, which of the following Indian cities was officially recognised as World Craft City by the World Crafts Council?

  1. ((a))

    Kolkata

  2. ((b))

    Srinagar

  3. ((c))

    New Delhi

  4. ((d))

    Bhopal

Show Answer
Answer: ((a))

Kolkata

39

Which of the following organisms reproduces by budding?

  1. ((a))

    Earthworm

  2. ((b))

    Hydra

  3. ((c))

    Frog

  4. ((d))

    Cockroach

Show Answer
Answer: ((a))

Earthworm

40

If each letter of the word WELDNG is changed to the letter immediately succeeding it in the English alphabetical order and the new group of letters thus formed is rearranged in English alphabetical order, then which letter is the third from the left in the new rearranged group of letters?

  1. ((a))

    J

  2. ((b))

    E

  3. ((c))

    H

  4. ((d))

    F

Show Answer
Answer: ((a))

J

41

A moving body covers 10 m distance along a straight path in each second. The body is under which type of motion?

  1. ((a))

    Non - uniformly accelerated motion

  2. ((b))

    Uniformly accelerated motion

  3. ((c))

    Circular motion

  4. ((d))

    Uniform motion

Show Answer
Answer: ((a))

Non - uniformly accelerated motion

42

Study the given table and answer the question that follows.

The table depicts new admissions in the Primary and Middle wings of a school in the years 2021 and 2022.

YearsNew admission in Primary WingNew admission in Middle Wing
20212520
20221215
<br>

How many new admissions were there in the Primary wing of the school in the years 2021 and 2022 together?

  1. ((a))

    35

  2. ((b))

    31

  3. ((c))

    37

  4. ((d))

    33

Show Answer
Answer: ((a))

35

43

A solution contains 40 ml of acid in 120 ml of water. Calculate the concentration in terms of volume by volume percentage of the solution.

  1. ((a))

    45%

  2. ((b))

    25%

  3. ((c))

    12%

  4. ((d))

    30%

Show Answer
Answer: ((a))

45%

44

If a : b = 3 : 4 and b : c = 4 : 1 , then a : b : c = ?

  1. ((a))

    4 : 1 : 3

  2. ((b))

    4 : 3 : 1

  3. ((c))

    3 : 4 : 1

  4. ((d))

    3 : 1 : 4

Show Answer
Answer: ((a))

4 : 1 : 3

45

The joint exercise involving the Indian Army's Kharga Corps and the Indian Air Force in 2024 was conducted in which state?

  1. ((a))

    Punjab

  2. ((b))

    Rajasthan

  3. ((c))

    Haryana

  4. ((d))

    Gujarat

Show Answer
Answer: ((a))

Punjab

46

Which award has been conferred to Narayan Chakraborty for his contribution in Science and Engineering in 2024?

  1. ((a))

    Bharat Ratna

  2. ((b))

    Padma Shri

  3. ((c))

    Padma Vibhusan

  4. ((d))

    Padma Bhusan

Show Answer
Answer: ((a))

Bharat Ratna

47

If each consonant in the word DANCER is changed to the letter immediately preceding it in the English alphabetical order and each vowel is changed to the letter immediately succeeding it in the English alphabetical order, then which of the following letters is repeated twice in the new group of letters thus formed?

  1. ((a))

    Q

  2. ((b))

    B

  3. ((c))

    C

  4. ((d))

    M

Show Answer
Answer: ((a))

Q

48

In the word KNIGHT, each consonant is changed to the letter immediately succeeding it in the English alphabetical order and each vowel is changed to the letter immediately preceding it in the English alphabetical order. How many vowels are present in the new group of letters thus formed?

  1. ((a))

    Four

  2. ((b))

    Two

  3. ((c))

    None

  4. ((d))

    Three

Show Answer
Answer: ((a))

Four

49

What will come in the place of '?' in the following equation, if '+' and '–' are interchanged and '×' and '÷' are interchanged?

76 ÷ 4 + 108 × 3 – 5 = ?

  1. ((a))

    273

  2. ((b))

    265

  3. ((c))

    275

  4. ((d))

    271

Show Answer
Answer: ((a))

273

50

For a data, if the mean is 28.5 and the median is 32, then the mode using empirical formula is:

  1. ((a))

    41

  2. ((b))

    40

  3. ((c))

    42

  4. ((d))

    39

Show Answer
Answer: ((a))

41

51

The income of X is 60% more than Y's income and the income of Y is 40% more than Z's income. By what percentage is X's income more than Z's income?

  1. ((a))

    234%

  2. ((b))

    134%

  3. ((c))

    224%

  4. ((d))

    124%

Show Answer
Answer: ((a))

234%

52

In this question, a statement is followed by two courses of action, numbered I and II. You must assume everything in the statement to be true and on the basis of the information given in the statement, decide which of the courses of action logically follow(s) for pursuing.

Statement: The price of wheat has been steadily rising across the country since the last 3 weeks, due to shortages reported from major wholesale markets.

Courses of Action: (I) The Government should set up an urgent investigation to check the reasons for the shortages. (II) The Government should provide oil at subsidized rates to citizens till wheat supplies are restored.

  1. ((a))

    Neither I nor II follows

  2. ((b))

    Only I follows

  3. ((c))

    Only II follows

  4. ((d))

    Both I and II follow

Show Answer
Answer: ((a))

Neither I nor II follows

53

In a certain code language,

A + B means ‘A is the mother of B’,

A – B means ‘A is the brother of B’,

A × B means ‘A is the wife of B’ and

A ÷ B means ‘A is the father of B’.

Based on the above, how is Q related to T if ‘P – Q × R ÷ S + T’?

  1. ((a))

    Mother's brother

  2. ((b))

    Mother

  3. ((c))

    Mother's mother

  4. ((d))

    Daughter

Show Answer
Answer: ((a))

Mother's brother

54

As of September 2024, who among the following cricketers (men) is India's second highest wicket taker in the Test Matches?

  1. ((a))

    Harbhajan Singh

  2. ((b))

    R Ashwin

  3. ((c))

    Anil Kumble

  4. ((d))

    Kapil Dev

Show Answer
Answer: ((a))

Harbhajan Singh

55

Reflex arcs are formed in which part of the nervous system?

  1. ((a))

    Medulla

  2. ((b))

    Fore brain

  3. ((c))

    Spinal cord

  4. ((d))

    Cerebellum

Show Answer
Answer: ((a))

Medulla

56

Read the given statements and conclusions carefully. You have to take the given statements to be true even if they seem to be at variance from commonly known facts and decide which conclusion(s) logically follow(s) from the given statements.

<br>

Statements:

All clothes are rings.

No cloth is a bottle.

<br>

Conclusions:

(I) Some rings are bottles.

(II) Some rings are clothes.

  1. ((a))

    Both conclusions (I) and (II) follow

  2. ((b))

    Neither conclusion (I) nor (II) follows

  3. ((c))

    Only conclusion (II) follows

  4. ((d))

    Only conclusion (I) follows

Show Answer
Answer: ((a))

Both conclusions (I) and (II) follow

57

In a certain code language, ‘fair weather friend’ is coded as ‘kl ph gb’ and ‘best friend ever’ is coded as ‘ju fv kl’. How is ‘friend’ coded in the given language?

  1. ((a))

    gb

  2. ((b))

    ph

  3. ((c))

    kl

  4. ((d))

    fv

Show Answer
Answer: ((a))

gb

58

If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, what will come in place of question mark ‘?’ in the following equation?

92 D 12 B 3 C (63 A 3) D 15 =?

  1. ((a))

    62

  2. ((b))

    78

  3. ((c))

    54

  4. ((d))

    80

Show Answer
Answer: ((a))

62

59

In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Which numbers should replace X and Y so that the pattern followed by the two numbers on the left side of :: is same as that on the right side of ::?

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

X : 30 :: 175 : Y

  1. ((a))

    X = 195, Y = 27

  2. ((b))

    X = 145, Y = 38

  3. ((c))

    X = 160, Y = 33

  4. ((d))

    X = 180, Y = 44

Show Answer
Answer: ((a))

X = 195, Y = 27

60

As of September 2024, who among the following Indian Cricketers has a record of scoring 6 centuries and 522 wickets in test cricket to his credit?

  1. ((a))

    Ravindra Jadeja

  2. ((b))

    Hardik Pandya

  3. ((c))

    Ravichandra Ashwin

  4. ((d))

    Akshar Patel

Show Answer
Answer: ((a))

Ravindra Jadeja

61

A cyclist covers 2.5 km in 4 minutes 10 seconds. How long will he take to cover 6 km at the same speed?

  1. ((a))

    12 minutes

  2. ((b))

    11 minutes

  3. ((c))

    9 minutes

  4. ((d))

    10 minutes

Show Answer
Answer: ((a))

12 minutes

62

An article is sold for ₹ x after offering two successive discounts of 20% and 15% on its marked price of ₹ 500. The value of x is:

  1. ((a))

    340

  2. ((b))

    285

  3. ((c))

    280

  4. ((d))

    345

Show Answer
Answer: ((a))

340

63

8 men and 12 women can build a wall in 10 days. 6 men and 8 women can build the same wall in 14 days. How many more days will 1 woman take to build that wall alone compared to the number of days 1 man will take to build the wall?

  1. ((a))

    35 days

  2. ((b))

    280 days

  3. ((c))

    70 days

  4. ((d))

    140 days

Show Answer
Answer: ((a))

35 days

64

A car moves with a uniform velocity (v) in a particular direction for a distance (s) under the action of a force (F) acting in the same direction. The work done by the force will be:

  1. ((a))

    –Fv

  2. ((b))

    Fs

  3. ((c))

    –Fs

  4. ((d))

    Fv

Show Answer
Answer: ((a))

–Fv

65

Simplify the following expression:

4.33×4.33−2.65×2.651.68\frac{4.33 \times 4.33 - 2.65 \times 2.65}{1.68}

  1. ((a))

    6.94

  2. ((b))

    6.98

  3. ((c))

    6.99

  4. ((d))

    6.96

Show Answer
Answer: ((a))

6.94

66

Two plumbers, X and Y, are paid a total of ₹660 per day by their employer. If X is paid 120% of the sum paid to Y, then how much is Y paid per day?

  1. ((a))

    ₹200

  2. ((b))

    ₹300

  3. ((c))

    ₹250

  4. ((d))

    ₹350

Show Answer
Answer: ((a))

₹200

67

Variegated leaves are found in which of the following plants?

  1. ((a))

    Banana

  2. ((b))

    Neem

  3. ((c))

    Croton

  4. ((d))

    Rose

Show Answer
Answer: ((a))

Banana

68

Burning of naphthalene on a spatula gives a ________.

  1. ((a))

    red flame 

  2. ((b))

    clean flame 

  3. ((c))

    yellow flame 

  4. ((d))

    sooty flame 

Show Answer
Answer: ((a))

red flame 

69

In a certain code language, ‘KNEW’ is coded as ‘4682’ and ‘KINE’ is coded as ‘6238’. What is the code for ‘I’ in the given code language?

  1. ((a))

    6

  2. ((b))

    3

  3. ((c))

    2

  4. ((d))

    8

Show Answer
Answer: ((a))

6

70

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which pair does not belong to that group?

(Note: The odd one out is not based on the number of consonants/vowels or their position in the letter cluster.)

  1. ((a))

    LO-MP

  2. ((b))

    SW-UY

  3. ((c))

    TW-UX

  4. ((d))

    CF-DG

Show Answer
Answer: ((a))

LO-MP

71

Simplify the expression: sin A + cosAtan(90−A)\frac{cos A}{tan(90 - A)}

  1. ((a))

    2cosecA

  2. ((b))

    cotA

  3. ((c))

    2sinA

  4. ((d))

    tan A

Show Answer
Answer: ((a))

2cosecA

72

A invests ₹8,000 and B invests ₹11,000 at the same rate of simple interest per annum. If, at the end of 3 years, B gets ₹720 more interest than A, then find the rate of simple interest per annum.

  1. ((a))

    12%

  2. ((b))

    10%

  3. ((c))

    6%

  4. ((d))

    8%

Show Answer
Answer: ((a))

12%

73

Which elements of xylem tissue form interconnected water-conducting channels?

  1. ((a))

    Vessels and Xylem fibres

  2. ((b))

    Tracheids and Xylem fibres

  3. ((c))

    Only Vessels

  4. ((d))

    Vessels and Tracheids

Show Answer
Answer: ((a))

Vessels and Xylem fibres

74

If a regular polygon has 35 diagonals, then the sum of its interior angles is:

  1. ((a))

    1620° 

  2. ((b))

    1440°

  3. ((c))

    1980° 

  4. ((d))

    1800° 

Show Answer
Answer: ((a))

1620° 

75

Find the median of the data 11, 16, 33, 15, 51, 19, 71, 75, 21, 17.

  1. ((a))

    20

  2. ((b))

    18

  3. ((c))

    24

  4. ((d))

    22

Show Answer
Answer: ((a))

20

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