Quantitative Aptitude - Arithmetic Ability Questions

Which of the following is the prime number series from 1 to 20?

What is the sum of the measures of all the interior angles of a regular polygon of 9 sides?

P + Q = 2(P-Q). If Q = 10, what is the value of P?

The length of the diameter of the circle is 10 cm and length of the chord drawn in a circle is 6 cm. Find the distance (in cm) of chord from the center.

What is the sum of the measures of all the interior angles of a regular polygon of 5 sides?

The square root of 4624 is

The square of 11111 is

The volume of a right circular cone, with a base radius the same as its altitude, and the volume of a hemisphere are equal. The ratio of the radii of the cone to the hemisphere is