Quantitative Aptitude - Arithmetic Ability Questions

A certain sum of money becomes double of itself in 15 years at a rate of simple interest. In how many years will it become 5 times of itself at the same rate of simple interest

Neeraj's earning was decreased by 60% and after that subsequently increased by 60%. Find the final loss % on his earnings?

ΔABC is right angled at B. BD is its altitude. AD = 4 cm and DC = 12 cm. What is the value of AB (in cm)?

The point equidistant from the sides of a triangle is called

If curved surface area of a cylinder is 1320 sq cm and height is 10 cm, find its radius?

If x4+1x4=119,then the value of x-1x is

If sinθ+ cosecθ=2, then the value of sin-7∅+cosec7∅ is

Simple interest on a certain sum of money for 3 years at 18% per annum is half the compound interest on Rs. 9000 for 2 years at 10% per annum. The sum placed on simple interest is: