Quantitative Aptitude - Arithmetic Ability Questions

Determine the value of a/b + b/a when a + b = 8 and ab = 4.

The amount of extension in a spring is proportional to the weight hung on it. If the weight of 5 kgs produces an extension of 0.4 cm, what weight would produce an extension of 5cm?

A circle is inscribed in a square. If the length of the diagonal of the square is 14√2 cm, what is the area (in sq cm) of the circle?

Find the perimeter (in cm) of a semicircle of radius 14 cm.

Choose the correct option for the figure shown below.

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

The chord AB of a circle of centre O subtends an angle θ with the tangent at A to the circle. Then measure of∠ABO is

What is the reflection of the point (-3, 1) in the line x = -2?