Quantitative Aptitude - Arithmetic Ability Questions

The perimeter and the breadth of a rectangle are 82 cm and 20 cm respectively. Calculate the length of its diagonal (in cm).

The average of 12 numbers is 9. If each number is multiplied by 2 and added to 3, the average of the new set of numbers is

Two trains are moving in the same direction at the speed of 23 km/hr and 77 km/hr. The time taken by faster train to cross a man sitting in the slower train is 40 seconds. What will be the length (in metres) of the faster train?

If a person bought an item for Rs. 96 and sold it at a profit of 12.5%, the selling price of the item was

A wholesaler purchased 7 hair clips for a rupee. How many for a rupee must he sell to get profit of 40%.

The largest chord of the circle has a length of 20.4 cm. The radius of the circle will be_____.

In the following question, four number pairs are given. The number on left side of (–) is related to the number on 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.

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