Math Quizzes

The average of 6 numbers is 45. What is their total sum?

The average of 5 numbers is 50. If one of the numbers is 70, what is the average of the remaining 4 numbers?

The average of 10, 20, and 30 is:

What should be added to 1459 so that it is exactly divisible by 12?

10 typists can type 600 pages in 8 hours.Find the average number of pages typed by each typist in an hour.

What is the amount for a sum of money Rs.7500 at 6% rate of interest C.I. for 2 years?

In how many years the compound interest on Rs. 10000 at the rate of 10% will be Rs. 2100 ?

Ramesh borrowed Rs. 3600 at a certain rate of interest C.I. and the sum grows to Rs. 4624 in 2 years. What is the rate of interest?

What is the difference in the place value of 5 in the numeral 754853?

Find the average of 15, 20, 25, 30, and 35.

If (2^p + 1) is a prime number, which one of the following digits could be the value of p?

Average of five numbers is 20. If each number is multiplied by 2, what will be the new average?

On lending a certain sum of money on C.I. one gets Rs.9050 in 2 years and Rs.9500 in 3 years. What is the rate of interest?

On a certain sum of money the compound interest Rs. 318 is earned in 2 years. If the rate of interest is 12%, what is the principal amount?

What smallest number should be subtracted from 9805 so that it is divisible by 8?

If the average of three consecutive even numbers is 34, find the largest of these numbers.

What is the average of the first five multiples of 12?

Which of the following numbers is divisible by 9?

Average age of a group of 30 boys is 16 years. A boy of age 19 leaves the group and a new boy joins the group. If the new average age of the group is 15.8 years, find the age of the new boy.

The average of Sohan’s marks in 6 subjects is 74. If his average in five subjects excluding science is 70, how many marks he obtained in science?