Quantitative Aptitude - Arithmetic Ability Questions

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

In the following question, four number pairs are given. The number on left side of (–) is related to the number of 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 given alternatives

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

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

What is the sum of all prime numbers between 60 and 80?

If a - b = 5 and a2 + b2 = 97, ab = ?

A shop keeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of cost price to the printed price of the book is

Find the total surface area (in cm2) of a cube of side 3.5 cm.