Quantitative Aptitude - Arithmetic Ability Questions

The length of the radius of a circle with centre O is 5 cm and the length of the chord AB is 8 cm. The distance of the chord AB from the point O is

What is the reflection of the point (-1 , 3) in the line x = -4?

Find the number which is NOT a prime number.

In the following question, select the odd word from the given alternatives.

A water tank has two holes. The 1st hole alone makes the tank empty in 3 min and 2nd hole alone makes the tank empty in 5 min. If water leaks out at a constant rate, how long in minutes does it take if both the holes together empty the tank?

A shuttle cock used for playing badminton has the shape of a frustum of a cone mounted on a hemisphere. The external diameters of the frustum are 5cm and 2cm, the height of the entire shuttle cock is 7cm. Find the external surface area.

Find the total surface area (in cm²) of a right circular cone of diameter 14 cm and slant height 10 cm.

In the following question, select the odd word pair from the given alternatives.