Arithmetic, number systems, percentages, ratios, profit and loss, time and work, algebra, geometry, mensuration, and trigonometry.
The average salary of 12 employees in a company was recorded to be Rs. 20,000. If the salary of the manager is also included, then the average salary increases by Rs. 2,000. Find the salary of the manager.
Rs. 36,000
Rs. 46,000
Rs. 28,000
Rs. 42,000
Correct answer
Rs. 36,000
Umesh earns a simple interest of Rs. 1,600 on a certain sum in two years at the rate of 4% per annum. How much more interest would he have earned if he had invested the same sum at 4% interest per annum, compounded annually?
Rs. 48
Rs. 64
Rs. 32
Rs. 20
Correct answer
Rs. 48
The average of a set of 20 numbers is P. If one of the numbers from the set is replaced with 58, then the average becomes (P - 2). What is the value of the number that is replaced?
98
94
60
104
Correct answer
98
The diameter of a circle is 112 cm. What is the circumference of this circle? [Use π = \(\frac{22}{7}\)]
256 cm
396 cm
416 cm
352 cm
Correct answer
256 cm
If the selling price of a shirt is reduced from Rs. 440 to Rs. 410, the loss increases by 4%. What is the cost price of the shirt?
Rs. 650
Rs. 750
Rs. 450
Rs. 500
Correct answer
Rs. 650
The marked price of a table is 130% of its cost price. A discount of 20% is given on the sale of the table. What will be the profit percentage?
6%
8%
5%
4%
Correct answer
6%
A fan is sold for Rs. 1,560 at a profit of 30%. If its selling price is Rs. 960, then what will be the loss percentage?
30%
20%
10%
25%
Correct answer
30%
The bar chart given below shows the number of tea packets of 2 varieties sold by 5 shops during a particular week.
What is the average number of tea packets sold per shop, both the varieties take together?
154.4
152.8
157.6
149.2
Correct answer
154.4
S is 20% more than T. T is 10% less than U. What is the ratio of S to U?
27 ∶ 25
23 ∶ 19
25 ∶ 21
29 ∶ 24
Correct answer
27 ∶ 25
P1 alone can do \(\frac{2}{3}\) of the work in 8 days. P2 alone can do \(\frac{7}{12}\) of the work in 14 days. P3 alone can do \(\frac{8}{15}\) of the work in 16 days. In how many days can they complete the work, if all three work together?
\(\frac{60}{19}\) days
\(\frac{120}{19}\) days
\(\frac{100}{17}\) days
\(\frac{80}{17}\) days
Correct answer
\(\frac{60}{19}\) days
The LCM of two positive integers is twice the larger number and the HCF of the two numbers is 3. The smaller number is:
6
10
9
8
Correct answer
6
The following pie chart shows the number of bags sold by 7 different shops during a month as percentages of the total number of bags sold during this month by these 7 shops taken together.
If the total number of bags sold during the given month by these 7 shops taken together was 1400, then what was the total number of bags sold by S3 and S7 taken together?
240
196
224
210
Correct answer
240
The average weight of A, B, and C is 52 kg. If the average weight of B and C is 44 kg and that of C and A is 46 kg, then what will be the weight of C?
24 kg
38 kg
36 kg
68 kg
Correct answer
24 kg
The speed of a boat in still water is 10 km/h. The speed of the stream is 2 km/h. What is the total distance that the boat will travel if it is rowed for 4 hours upstream and 3 hours downstream?
70 km
72 km
64 km
68 km
Correct answer
70 km
The table below shows the number of overs bowled and the number of wickets taken by five bowlers in a match.
| Bowler | Overs | Wickets |
|---|---|---|
| Jadeja | 8 | 3 |
| Jaspreet | 6 | 2 |
| Bumrah | 5 | 1 |
| Pandya | 4 | 3 |
| Ashwin | 6 | 1 |
If in each over every bowler bowled 6 balls, in that match which bowler had bowled the highest number of balls per wicket taken by him?
Jadeja
Bumrah
Ashwin
Jaspreet
Correct answer
Jadeja
What number must be subtracted from each of the numbers 55, 23, 43 and 19, so that the new values are in proportion?
9
11
7
5
Correct answer
9
The price of diesel increases by 5% every year. If the current price of diesel is Rs. 80 per litre, then what will be the price of diesel per litre after 2 years?
Rs. 86.8
Rs. 92.5
Rs. 90.5
Rs. 88.2
Correct answer
Rs. 86.8
A person has some coins of Rs. 10, Rs. 5, and Rs. 2 denominations. The ratio of the products of the numbers of Rs. 10 and Rs. 5 coins, the numbers of Rs. 5 and Rs. 2 coins, and the numbers of Rs. 2 and Rs. 10 coins is 3 ∶ 4 ∶ 2 respectively. What could be the minimum amount of money this person has?
Rs. 52
Rs. 88
Rs. 68
Rs. 74
Correct answer
Rs. 52
A can do a piece of work alone in 30 days. B is 25% less efficient than A, while C is \(33\frac{1}{3}%\) more efficient than B. In how many days can A, B and C, working together, complete the work?
\(\frac{150}{11}\) days
\(\frac{120}{11}\) days
\(\frac{140}{11}\) days
\(\frac{130}{11}\) days
Correct answer
\(\frac{150}{11}\) days
A man can row downstream at a speed of 15 km/h and upstream at 11 km/h. Find the speed in still water and the speed of the current, respectively. [Give both your answers in km/h]
13; 5
11; 4
13; 2
13; 6
Correct answer
13; 5
Solving previous year questions by topic helps identify recurring concepts, question patterns, and frequently asked sub-topics. Attempt each question, review the step-by-step explanation, and note down key formulas or facts for quick revision before the exam.