Quantitative Aptitude - Arithmetic Ability Questions

If 49 is subtracted from the square of a number, then the result obtained is 576. What is the number?

The diagonal of a rhombus is 8m and 6m respectively. Find its area.

Two circles touch externally. The sum of their areas is 130π sq.cm and the distance between their centers is 14 cm. The radius of the bigger circle is

If a cylinder of radius 7 cm and height 9 cm is melted and constructed into a cone of the same radius, what will be the height of this cone?

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Rs 8. The sum is ______.

A sum of money invested for 2 yrs and 9 months at the rate of 8% simple interest per annum became Rs.732 at the end of the period. What was the sum that was initially invested?

What is the largest 4 digit number which is exactly divisible by 81?

Fraction that lies between 2/5 and 4/9 is