Quantitative Aptitude - Arithmetic Ability Questions

The curved surface area of a hemisphere is 27.72 sq cm and volume is 19.404 cubic cm, find its radius?

Which is the correct ascending order of the given numbers?

A water tank has two holes. The 1st hole alone makes the tank empty in 3 min and 2nd hole alone makes the tank empty in 5 min. If water leaks out at a constant rate, how long in minutes does it take if both the holes together empty the tank?

(0.2 x 0.2 x 0.2)(0.06 x 0.06 x 0.06) / (0.12 x 0.12 x 0.12) = ?

The value of 14 ÷ 5 of 2 - 3 x 47 - 2 is

What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?

Pick the odd one out from the following

The ratio between the vertical angle and a base angle of an isosceles triangle is 4:3. The value of any one base angle is