Exams

If x - y = 6 and xy = 40, then find x2 + y2 ?

There is a 4% increase in volume when a liquid freezes to its solid state. The percentage decrease when solid melts to liquid again, is

cot3A is equal to

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

AB, FG, KL, PQ, ?

25% discount is offered on an item. By applying a promo code the customer wins 22% cash back. What is the effective discount?

Select the word with the correct spelling.

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Verdant

A superfast Duronto express running at 90 kmph overtakes a bike running at 36 kmph in 25 seconds. What is the length of the train in meters?