Quantitative Aptitude - Arithmetic Ability Questions

The number of sides of a regular polygon whose exterior angles are each 72 deg is

In triangle DEF measure of angle E is 90 deg. If cotD = 5/12 and DE = 1 cm, then what is the length (in cm) of side EF?

Compute : (50 + 0.5 x 20) / 0.7

The lengths of two parallel sides of a trapezium are 21 cm and 9 cm. If its height is 10 cm, then what is the area (in cm2) of the trapezium?

From a solid cube of side 7 cm, a conical cavity of height 7 cm and radius 3 cm is hollowed out. Find the volume of remaining solid?

Find the fraction which is as much greater than 4/7 as it is less than 5/6

The surface area of a sphere is 2464 cm². Find its diameter (in cm).

If triangle ABC = triangle XYZ and angle BAC = 55 deg, then angle ZXY = ?