Quantitative Aptitude - Arithmetic Ability Questions

O is the centre of a circle and AB is the tangent to it touching at B . If OB = 3 cm. and OA = 5 cm , then the measure of AB in cm

Simple interest on a certain sum of money for 3 years at 18% per annum is half the compound interest on Rs. 9000 for 2 years at 10% per annum. The sum placed on simple interest is:

The interest on Rs. 1250 for 6 years at the rate of 4% simple interest per annum will be

Δ ABC is right angled at B. If m∠A = 30°. What is the length (in cm) of AB, if AC = 8 cm?

A prism has a regular hexagonal base with side 6 cm. If the total surface area of prism is 216√3 cm2, then what is the height (in cm) of prism?

The ratio of angles of a triangle are 1 : 2/3 : 3. Then the smallest angle is

The area and the breadth of a rectangle are 288 sq.cm and 16 cm respectively. Find the length of its perimeter (in cm).

If 49 is subtracted from the square of a number, then the result obtained is 576. What is the number?