Quantitative Aptitude - Arithmetic Ability Questions

From the top of a platform 5 m high, the angle of elevation of a tower was 30 deg. If the tower was 45 m high, how far away from the tower was the platform positioned?

The HCF of 36,54 and 108 is

Select the odd word/letters/number/number pair from the given alternatives.

Which pair is not similar to the other three?

A cone is hollowed out of a solid wooden cube of side 6 cm. The diameter and height of the cone is same as the side of the cube. What is the volume of the remaining cube?

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?

Two circles with centres P and Q touch each other externally. A straight line drawn through the point of contact intersects the circle with centre P at A and the circle with centre Q at B. Then, which of the following is true?

If the sum of the interior angles of a regular polygon is 1260 deg , then how many sides does it have?