Quantitative Aptitude - Arithmetic Ability Questions

Two circles of equal radii intersect each other such that one circle will pass through the centre of the other circle. The distance between the centre of two circles is equal to 6 cm. Find the length (in cm) of common chord.

If the sum of a number and its reciprocal be 2, then the number is

If the length of the shadow of a vertical pole on the horizontal ground is √3 times its height, then the angle of elevation

Find the in-radius (in cm) of an equilateral triangle whose sides are 6 cm each.

If 60 boys can finish a work in 15 days by working 8 hours a day, then how many hours a day should 72 boys work to finish that work within 20 days?

ABCD is a cyclic trapezium in which AD || BC. If ∠ABC = 70°, then ∠BCD is

If the edge of a cube is increased by 2 cm, the volume will increase by 488 cub.cm. What then will be the length of each edge of the cube?