Quantitative Aptitude - Arithmetic Ability Questions

The volume of a hemisphere is 19404 cm3. Find its diameter (in cm).

An angle is smaller than its supplementary by 30°. What is the measure of the angle?

'P' is the smallest positive integer such that every positive integer N greater than 'P' can be written as a sum of two composite numbers. Then 'P' is

If the diameter of the two circles is 6 units and 10 units and a centre distance of 8 units. Calculate the number of common tangents that can be drawn to both the circle.

The 4th and 7th term of an arithmetic progression are 11 and -4 respectively. What is the 15th term?

The 3rd and 6th term of an arithmetic progression are 19 and 37 respectively. What is the 13th term?

Find the value of 0.0112 - 0.0012 of 0.14 + 0.25 × 0.20.02 × 0.01

Pipes A and C can fill an empty cistern in 32 and 48 hrs, respectively while Pipe B can drain the filled cistern in 24hrs. If the three pipes are turned on together when the cistern is empty, how many hrs will it take for the cistern to be 2/3 full?