Quantitative Aptitude - Arithmetic Ability Questions

There are a total of 200 students in a school, of which 7/10th are boys. Find the number of girls in the school.

What is the average of all the one digit, two digit and three digit natural numbers?

What is that least digit that must be added to the product 5786 × 5784 to make it a perfect square?

In the following question, select the missing number from the given series.1 108, 81, 54, 27, ?

The length of the diagonal and the breadth of a rectangle are 17 cm and 8 cm respectively. Find its perimeter (in cm).

select the odd word/letters/number/number pair from the given alternatives.

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

Which of the following is TRUE?