Quantitative Aptitude - Arithmetic Ability Questions

If cot 135° = x, then the value of x is

The side BC of the ΔABC is extended to the point D. If ∠ ACD = 112° and ∠B = 3/4 ∠A, then the value of ∠B is

If  x=2+32-3, then what is the value of x+1/x ?

A solid sphere of diameter 17.5 cm is cut into two equal halves. What will be the increase (in cm2) in the total surface area?

A person lent certain sum of money at 5% per annum simple interest and in 15 years the interest amounted to Rs 250 less than the sum lent. What was thesum lent (in Rs)?

If (8 - 10x) - (13x - 2) = -9, then the value of x is

What will be the next set of numbers in the series? (2,3), (3,5), (5,7), (7,11), (11,13), ___

The length of the diagonal and the breadth of a rectangle are 17 cm and 8 cm respectively. Find its perimeter (in cm).