Exams

A square playground measures 1127.6164 sq.m. If a man walks 2 9/20 m a minute, the time taken by him to walk one round around it is approximately.

In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.

5 + 10 x 21 ÷ 5 - 15 = ?

Which among the following is not a characteristic of oxidation reaction?

The pie chart shows the breakup of expenditure of a college for the year 2017. Study the diagram and answer the following questions.

The measure of the central angle of the sector representing Faculty is ________ degrees.

A mixture contains liquid A and liquid B in the ratio of 5 : 4. If 2 litres of liquid B is added to it, then the ratio of liquid A and liquid B becomes 7 : 6. What is the quantity (in litres) of liquid A in the mixture?

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

Usurp

If the standard deviation of a population is 6.5, what would be the population variance?

How many natural numbers between 15 and 85 are divisible by 7?