Quantitative Aptitude - Arithmetic Ability Questions

The total surface area of a hemisphere is 462 sq.cm. Find its diameter (in cm).

By dividing 14528 by a certain number, Suresh gets 83 as quotient and 3 as remainder. What is the divisor?

What will be the value of a3+b3, if a2+b2=32 and a+b=8 ?

If 8 men can do a piece of work in 14 days, then in how much time (in days) will 7 men do the same piece of work?

Find the perimeter (in cm) of a semicircle of radius 14 cm.

A box contain equal number of 1 rupee, 2 rupee and 5 rupee coins. If the total amount is Rs 184, then how many coins of each type are there?

Geetha weighs 11.235 kg. Her sister weighs 1.4 times her weight. Find their combined weight?

One of the roots of the equation x2 - 4x + k = 0 is x = 3. The other root is