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DMRC 2018 Quantitative Aptitude Quiz 11

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Question 1

A sum of Rs. 2600 is lent out into two parts, one at 9% and another at 7% if the total annual income is Rs. 206, find the money lent at 7%.

Question 2

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A’s salary is 20% lower than B’s salary, which is 15% lower than C’s salary. By how much percent is C’s salary more than A’s salary?

Question 3

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A man can row Kmph in still water and finds that it takes him thrice as much time to row up than as to row down the same distance in the river. The speed of the current is

Question 4

The average age of students of a class is 15.8 years. The average age of boys in the class is 16.4 years and that of the girls is 15.4 years. The ratio of the number of boys to the number of girls in the class is:-

Question 5

Srinivasan invests two equal amounts in two banks giving 8% and 12% rate of interest respectively. At the end of year the interest earned is Rs. 1500. Find the sum invested in each.

Question 6

Find two natural numbers whose sum is 85 and the least common multiple is 102.

Question 7

A vessel, full of water, weighs 24 kg. When the vessel is 1/4 full, it weighs 9 kg. Find the weight of empty vessel.

Question 8

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

Question 9

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If a sum becomes double in 16 years, how many times will it be in 8 years?

Question 10

A man’s average monthly expenditure for the first four months of the year was Rs. 231.25. For the next five months, the average monthly expenditure was Rs. 22.75 more than what it was during the first four months. If the person spent Rs. 605 in all during the remaining three months of the year, find what percentage of his annual income of Rs. 3500 did he save in the year?
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Jun 10GATE & PSU CS