RRB GROUP D QUANT QUIZ

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Question 1:

In an election $15 \%$ voters could not cast their votes $20 \%$ cast votes become invalid. If winner secured $40 \%$ of total votes and he had won by 7,200 votes. Find number of votes which did not cast:

Question 2:

The line chart given below represents the revenue of company for 6 years

What is percentage decrease in the revenue year 2011 to 2012 .

निर्देश: नीचे दिए गए रेखा चित्र में एक कंपनी के 6 वर्ष का राजस्व दर्शाया गया है:

Question 3:

The average age of 20 boys in a class is 12 years. 5 new boys are admitted to the class whose average age is 7 years. The new average age of the boys in the class becomes -

Question 4:

The largest 3-digit number which is divisible by 19 is divided by 21. Find the remainder.

Question 5:

Anshu was twice of the age of Sunita 7 years back. After 5 years, Sunita's age will be $\frac{2}{3}$ rd of Anshu's age what was Anshu's age 3 years back.

Question 6:

There are two numbers, first number is 24 more than the second number. The average of the two numbers is 38 . If 4 is added in both numbers, find the ratio of the numbers.

Question 7:

Find the larger diagonal of rhombus whose diagonals are 4 : 5 and area is 160cm2 .

Question 8:

A gives a certain amount to B on the compound interest for 3 years at the rate of 5% p.a. If the difference between compound interest and simple interest is 2745 then find the simple interest for the third year.

Question 9:

A vessel contains 125 litre of milk. Certain part of mixture is replaced by water twice. Then find quantity of mixture (in litre) replaced. If ratio between milk to water becomes $16: 9 .$

Question 10:

A Cuboid of size $12 \mathrm{~cm} \times 16 \mathrm{~cm} \times 9 \mathrm{~cm}$ is melted to form a cube. What is the ratio of the total surface areas of the cuboid and the cube?