Quantitative Aptitude - Arithmetic Ability Questions

If the volume of a cylinder is 385 cubic cm and height is 10 cm, find its radius?

If the angles of a triangle are in the ratio of 2:3:4, then the difference of the measure of greatest angle and smallest angle is

If tan (5x ­- 10°) = cot (5y + 20°), then the value of x + y is

Mohan starts to calculate sum of all odd natural number less than 83. What result does he get?

If the angles of a triangle are in the ratio of 2 : 5 : 8, then find the value of the largest angle.

Which of the following is a Pythagorean triplet?

What is the value of 643 × 121289 - 169 ?

If the amount received at 10% per annum Compound interest after 3 yrs is Rs 19965, then what will have been the principal (in Rs) amount?