RRB JE 29 May 2019 (Shift 2) CBT 1 Official Paper (Previous Year Paper)

Identify the WRONG statement.

1. In a regular polygon all side are equal.

2. All its interior angles are equal.

3. Sum of its exterior angles is 360º.

4. Sum of its interior angles is (n - 2) × 360º.

The IUPAC name for CH₃COCH₃ is-

How many triangles are there in the given figure?

Simplify: \(6 \frac{2}{3} \times 9 \frac{3}{5} \times \frac{7}{12} \div 2 \frac{1}{3}\)

Who among the following was awarded with the Padma Bhushan in 2019?

What is India’s rank in the Legatum Prosperity Index 2017?

Complete the series.

8, 20, 36, 56, (…)

Which of the alkali metals is the smallest in size?

Which of the following has been designated by scientists as the thinnest substances in the world?

Choose from the alternatives the figure that best completes the pattern given below.

When a pair of dice is thrown, find the probability that the sum of numbers appearing odd.

What is the probability that a two-digit number chosen at random number is not a prime number?

If the area of a rectangular plot increases by 30%, and its breadth remains the same, what will be the ratio of the areas of new and old figures?

Mark the INCORRECT statement(s).

(i) All integers are fractions.

(ii) Fractions are closed under the operation of addition.

(iii) All fractions are also integers.

(iv) Fractions cannot be represented on the number line.

If 5x/(1 + 1/(1 + x/(1 – x))) = 1, then find the value of 'x'.

Which number will best complete the relationship given below?

81 : 16 :: ? : 25

Identify the products in the equation Na₂CO₃ + 2HCl →

Which of the following floats in water? 

Which of the following are connected by Ligament?

P, Q and R can individually do a work in 10, 12 and 15 days respectively. They start working together and P leaves after 2 days. Q left 3 days before completion of work. In how many days was the work completed?

The amount of substance that contains as many specified elementary particles as the number of atoms in 12 g of carbon-12 isotope is known as-

Which vitamin is the most essential for a healthy immune system? 

Which word will best complete the relationship given below?

Square : Perimeter :: Circle : ?

A current of 5 Amperes flows around a circuit for 10 seconds. How much charge flows past a point in the circuit in this time? 

Who has won the Hockey World Cup the maximum number of times?

Which ball game is also called 'ping-pong'? 

In which of the following media does sound travel the fastest at a particular temperature?

Find the missing number in the following series.

3, 10, 24, (…), 108

__________ Award was instituted in 1961 by Sports Ministry of Government of India. 

Haemoglobin is found in-

Which of these animals has a coat of spines to protect itself?

In which Indian city is the largest post office located?

If in a certain language 'PENSION' is coded as 'NEISNOP', how is 'FOLIAGE' coded in that code?

How many prominent stars are present in the Ursa Major constellation, which has the shape of a big dipper?  

The distance between the particles of matter is called the ____________ space.

Which number will best complete the relationship given below?

2 : 12 :: 3 : ?

If the Simple Interest on a certain sum for 15 months at 7.5% per annum exceeds the Simple Interest on the same sum for 8 months at 12.5% per annum by Rs. 32.50, then find the sum.

If 'ish lto inm' stands for 'neat and tidy'; 'qpr inm sen' stands for 'small but neat'; 'hsm sen rso' stands for 'good but erratic', what would 'but' stand for? 

If √(0.0169 × x)=1.3, then find the value of 'x'.

A set of cards are numbered from 1 to 50. If two cards are selected at random, what is the probability that the numbers in the two cards are odd?

If a loan grew 3 times in 6 years at Simple Interest, then how much time will it take to grow 8 times?

Who among the following is the longest serving Prime Minister of India? 

Choose the figure that best represents the relationship among the classes given below.

Crocodile, Fish, Turtle, Reptile

In this question, a statement is given followed by four conclusions. Choose the conclusion(s) which best fit(s) logically.

Statement:

Better pay the cook than the doctor.

Conclusions:

I. A cook can expect better payment for the delicious food he prepared.

II. One who visits hotels regularly does not require to go the doctors.

III. It is better to keep a good health by taking good food, than to visit a hospital.

IV. Cooks are poorly paid than the doctors.

Find the ODD one out from the given options.

Find the ODD one out from the given options.

Choose from the alternatives the figure that best completes the pattern given below.

Where is the longest bone in the human body?

I have a brother 3 years elder to me. My sister was six years when my brother was born. The average of our ages is 14. How old is my sister now?

Find the ODD one out from the given options.

Choose the largest number from the following that will perfectly divide (101)5 - 1.

During electrolytic refining of zinc, it-

Which part of the body will be under examination in an ECG?

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

1. All shawls are carpets.

2. No carpet is shirt.

Conclusions:

I. No shirt is carpet.

II. No shawl is shirt.

A boy with a mouth 3 cm wide stands 4 m away from a plane mirror. Where is his image and how wide is the image of his mouth?

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

1. All girls are boys.

2. All boys are males.

Conclusions:

I. All girls are males.

II. Some males are girls.

If 10% of 20 + 20% of 30 + 30% of 40 + 40% of 50 = x% of 800, find the value of 'x'.

Which of the following acids is present in the stinging nettles?

A person moves towards south direction and turns left. Again he turns 45° to his left side. In which direction is he facing now?

If 2^9y = 64, then find the value of (125)^y.

Pipes P and Q can fill a tank in 6 and 4 hours respectively. Pipe P is opened at 7 PM, and P and Q are opened on alternate hours. In what time was the tank filled?

Which fossil fuel is a complex mixture of several solid, liquid, and gaseous hydrocarbons mixed with water, salt and earth particles?

Which of the following IITs has developed a portable solar-powered cold storage device with 500 kg capacity for storing vegetables and fruits?

Which of these festivals is celebrated with dances like Dandiya and Garba? 

A boat takes 2 hours to go 16 km downstream; while covering the same distance upstream, it takes 4 hours. What is the speed of the current?

From a point, Raju started walking towards east and walked 35 m. He then turned right and walked 20 m, and he again turned right and walked 35 m. Finally, he turned left and walked 20 m and reached his destination. How far is he now from his starting point?

Find the ODD one out from the given options.

Which of these numbers cannot be the HCF of any set of numbers?

Why are the soles of the shoes provided with grooves?

Which of the following rivers does NOT originate from the Aravalli Range? 

A wooden box measures 20 cm × 12 cm × 10 cm. Thickness of wood is 1 cm. What is the volume of wood used to make the box?

If 'ENGLAND' is written as 1234526 and 'FRANCE' is written as 785291, how is 'GREECE' written?

The total surface area of a solid in the shape of a hemisphere mounted on a cylinder both with equal radius and height of cylinder being twice its radius is equal to:

Anand walked 6 km west from his home and turned south covering 4 km. Finally, he walked 1.5 km towards west. What is the distance from his home and which direction is his home facing? 

Read the following information carefully and answer the question given below.

Ten friends are sitting in two parallel rows of six seats each. One seat is vacant in each row. V, W, X, Y and Z are sitting in row - 1 facing south. H, I, J, K and L are sitting in row - 2 facing north. Each likes different brand of laptops-HP, Lenovo, Dell, Asus, Acer, iBall, Apple, Wildcraft, Micromax and Harissons.

K sits third to the right of J and likes Asus. Only two people sit between I and the vacant seat. I does not like Acer or Dell. Z is not an immediate neighbour of X. W likes Harissons. The one who likes Dell faces the one who likes Wildcraft. The one who likes Dell sits opposite to the one who sits on the third right of the person who sits opposite to K. X is not an immediate neighbour of Y. L, who likes neither Acer nor iBall, does not face the vacant seat. Neither K nor J sits at any of the extreme ends of the row. Y faces J. Vacant seats are not opposite to each other. Two seats are there between X and W, and W sits on the third right of the one who likes Apple. The one who likes Micromax faces the one who likes Asus. The persons who like HP and Wildcraft are adjacent to each other. Vacant seat of row - 1 is not an immediate neighbour of Y. I sits at one of the extreme ends of the row. J does not like HP and Wildcraft. Vacant seat of row-1 does not face K who does not sit at any of the extreme ends of the row.

Who among the following sits opposite to Z?

'Auditory' sense refers to-

The demand for the Constituent Assembly was put forward by the Indian National Congress in 1936 at its session held at-

Complete the series.

23, 24, 50, 153, (…)

If the ratio of selling price to the cost price of an article is 15 : 8, then what is the profit percentage?

Speed in still water is x km/h and that of the stream is y km/h. A man rows a certain distance up and down the stream. What is the average speed for the journey?

If sin2A = 2 cos²A, then find the value of 'A' (A ≠ 0 and A is acute).

The area of the retina where the vision is highest is-

Babur assumed the title of Ghazi after the success of-

To measure which of the following is a Voltmeter used? 

In which of the following years is cricket set for a return at the Asian Games?

The cathode ray experiment was done for the first time by-

Find the integer which is 12 more than its one-fifth part.

What are the main devices present in a SONAR which is used to find the distance, direction and speed of underwater objects?

The number of electrons in the 2^nd period is-

The age of Raju after 15 years will be 5 times his age 5 years back. How old is Raju now?

Two pipes can fill a tank in 20 hours and 60 hours respectively. A third pipe is an outlet pipe. If all three are opened together, the tank gets filled up in 40 hours. What time will the outlet pipe take to empty the full tank?

Profit in a transaction is 80%. If the cost increases by 20%, then what is the change in profit percentage, if the selling price is the same?

The LCM and HCF of two numbers are 441 and 7. If the numbers differ by 14, find their values.

What are Enzymes?

The salaries of Anand and Nirmal are in the ratio of 9 : 4. When Anand's salary is increased by 15%, it becomes Rs. 5175. What is the salary of Nirmal?

Which of the following gases is NOT a Greenhouse gas?

What happens when dilute hydrochloric acid is added to iron fillings?

Read the following information carefully and answer the question given below.

A, B, C, D and E are friends, and they use different cars-Mercedes, BMW, Volvo, Range Rover and Audi. Colours of these cars are-blue, white, black, red and green, but not necessarily in the same order.

i) A has an Audi, but it is not green.

ii) B has a red colour Range Rover.

iii) C has a blue car, but not Mercedes.

iv) E has a black car, which is neither BMW nor Volvo.

v) Those who have green car use BMW.

Which of the following cars does C have?

Human ear converts audible frequencies of sound into electric signals which travel to the brain through-

Which of these animal is generally found in cold regions?