Quantitative Aptitude - Arithmetic Ability Questions

If 1/6 of x - 7/2 of 3/7 equals - 7/4, then the value of x is

If tan π/3c + cosec π/6c = x, then x is

If sum of the roots of a quadratic equation is ­-7 and product of the roots is 12. Find the quadratic equation.

In ΔABC measure of angle B is 90 deg. If cosA = 5/13, and AB = 10 cm, then what is the length (in cm) of side BC?

If cos 21° = x/y, then cosec 21° -­ cos 69° is equal to

Select the odd word from the given alternatives.

A merchant changed his trade discount from 25% to 15%. This would increase selling price by

What is the ratio of simple interest earned on certain amount at the rate of 12% for 6 years and that for 12 years?