Quantitative Aptitude Quiz For ESIC- UDC, Steno, MTS Prelims 2022-31st January

Q1. The present population of a town is 49280. What was the population of the town two years ago, if the population decreases at the rate of 20% per annum?
(a) 60000
(b) 32000
(c) 44000
(d) 77000
(e) 55000

Q2. If the numerator of a fraction is reduced by 10% and denominator is increased by 25%, the new fraction thus formed is 9/25. Find the original fraction.
(a) 5/2
(b) 2/5
(c) 4/3
(d) 3/4
(e) 1/2

Q3. Pankaj spent 40% of his monthly salary on shopping and 25% of remaining salary on travelling while rest of the salary he saves. If the difference of amount spent on shopping and his saving is Rs.1550. Find Pankaj’s monthly salary? (in Rs.)
(a) 27000
(b) 36000
(c) 44000
(d) 50000
(e) 31000

Q4. The ratio of milk and water in a vessel is 3: 10. If 10 liter of milk added in it, ratio of milk to water becomes 2 : 5. Find the initial quantity of mixture in the vessel. (in l)
(a) 78
(b) 130
(c) 169
(d) 104
(e) 148

Q5. In a vessel, 120 l mixture of alcohol and water is in the ratio of 5 : 3 respectively. Some water is added to the mixture & ratio of alcohol to water becomes 25 : 21. Find the added quantity of water (in l).
(a) 12
(b) 24
(c) 18
(d) 15
(e) 9

Q6. A vessel has mixture of milk and water containing 40% milk. If 18 liters more water added in vessel, then quantity of water becomes 75% of mixture. Find the initial quantity of milk in the vessel?
(a) 12 l
(b) 24 l
(c) 18 l
(d) 15 l
(e) 21 l

Q7. Two vessel A and B, which has mixtures of water and milk contains 25% and 50% water respectively. Find in what respective ratio should these mixtures be mixed so that the final mixture contains 60% milk.
(a) 1:1
(b) 5:4
(c) 4:5
(d) 3:2
(e) 2:3

Q8. The ratio of present age of Nikky to Mahi is 3 : 5, while that of Anshu to Mahi is 2 : 5. If 8 years later ratio of age of Nikky to Anshu is 4 : 3, then find the present age of Mahi. (in years)
(a) 20
(b) 35
(c) 40
(d) 50
(e) 30

Q9. Ratio of P’s age 4 years hence to Q’s age 5 years hence is 2 :1 and average of their present age is 9 years. Find the product of their present ages?
(a) 72
(b) 56
(c) 64
(d) 36
(e) 42

Q10. Ratio of A’s age 3 years ago to B’s age 4 years hence is 1:1 and sum of their present age is 19 years then find the ratio of present age of A and B?
(a) 6:11
(b) 5:17
(c) 17:5
(d) 13:6
(e) 9: 17

Q11. Rohit saves 20% of his income. If his income is increased by 50% but his savings remain the same. Find the increase in his expenditure?
(a) 62.5%
(b) 72.5%
(c) 50%
(d) 25%
(e) 75%

Q12. Vaishali spend 40% of his monthly income on house rent and out of the remaining she spends 50% on food, 25% on travel, 10% on shopping and remaining amount of Rs. 2700 is saved. What is Vaishali’s annual income? (in Rs.)
(a) 720000
(b) 560000
(c) 640000
(d) 360000
(e) 420000

Q13. Marks scored by A is 50% more than B’s marks. C got 20% more marks then A. If difference between marks scored by A and C is 90, then find the average marks scored by all three.
(a) 390
(b) 130
(c) 430
(d) 330
(e) 260

Q14. The product of two 2-digit number is 2160 and their H.C.F. is 12. Find out the both numbers.
(a) 27, 80
(b) 60, 48
(c) 24, 60
(d) 30, 72
(e) 36, 60

Q15. What smallest number should be subtracted to 1236 so that the number is completely divisible by 13?
(a) 4
(b) 1
(c) 7
(d) 3
(e) 12

Solutions