Quantitative Aptitude - Arithmetic Ability Questions

The curved surface area and the slant height of a right circular cone are 858 cm² and 13 cm respectively. Find its diameter (in cm).

The lengths of diagonals of a rhombus are 24cm and 10cm the perimeter of the rhombus (in cm ) is :

The age of A is three times the age of B. What is the ratio of the age of B to the age of A?

Find out the odd word/letters/number/number pair from the given alternatives.

Select the missing number.

What is the value of (tan60 - 1/3) ?

Consider two-digit numbers which remain the same when the digits interchange their positions. What is the average of such two-digit numbers?

There is 40% increase in an amount in 8 years at simple interest. What will be the compound interest (in rupees) of Rs 30000 after 2 years at the same rate?