Exams

Calculate the ratio of the area of two similar triangles if the sides of the triangles are in the ratio of 9:4.

An angle is 30 deg more than one half of its complement. Find difference between the greater and the smaller angles.

The denominator of a rational number exceeds its numerator by 10. If the numerator is increased by 4 and the denominator is reduced by3, the number obtained is 5/6. The original rational number is

Among four cars, weight of T1 is twice the weight of T2. Weight of T3 is half of the weight of T2. T4 is 25 kg heavier than T2, but 25 kg lighter thanT1. What is the difference (in kg) between the weight  of T4 and T3?

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 given alternatives.

If one of the zeros of the quadratic polynomial (k - 1)x2 + kx + 1 is -3 then the value of k = ?

Choose the pair which is related in the same way as the words in the first pair from the given choices

Moon : Satellite :: Earth : ___

Bimbisara was the king of which dynasty?