Quantitative Aptitude - Arithmetic Ability Questions

Two tangents PA and PB are drawn to a circle of centre O in such a way that angle AOB = 120 deg. Calculate the value of angle APB.

The square root of 4624 is

The value of k, for which the quadratic equation 4x2 + 4√3x + k = 0 has equal roots is

If a - b = 5 and a2 + b2 = 97, ab = ?

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the

A man has some hens and some cows. If the total number of heads of hens and cows together is 50 and the nunber of feet of hens and cows together is 142, then the number of cows is

What is the age of the eldest sister if, the sum of ages of 5 sisters born at the intervals of 3 years each is 50 years?

If the equations 6x - 5y + 11 = 0 and 15x + ky - 9 = 0 have no solution, then the value of k is: