Quantitative Aptitude - Arithmetic Ability Questions

In triangle ABC, AB = 8 cm, angle A is bisected internally to intersect BC at D. BD = 6 cm and DC = 7.5 cm. What is the length of CA?

In ΔABC measure of angle B is 900. If cotA = 8/15, and AB = 0.8cm, then what is the length (in cm) of side BC?

A merchant marked cloth at Rs. 50/metre . He offers 2 successive discounts of 15% and 20%. The net price/metre is

A's income is 25% more than B's income. B's income is what percent of A's income?

If (6x ­- 1) -­ (8x -­ 5) = 7, then the value of x is _______ .

Calculate the total numbers of prime factors in the expression (5)11 x (5)7 x (7)5 x (3)2 x (17)2.

Solve 675.9995+(3.9989)2 = ? ÷ 16.9900865

For what sum will the simple interest at R% for 2 years will be R?