Exams

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

ab_bc_bb_ _abb_c

The height of a cone is 24 cm and the area of the base is 154 cm2 . What is the curved surface area (in cm2) of the cone?

Find out the odd word/letters/number/number pair from the given alternatives.

Fastest Indian supercomputer recently developed by ISRO

The pie chart shows the contribution of all the sectors towards the GDP of the economy of a certain country. Study the diagram and answer the following questions.

What is the total GDP of the country (in $ millions) ?

The simple interest on a sum is 7/8 of the principal for 5 years. What is the rate (in percentage) of interest per annum?

Pipes A, B and C are attached to an empty cistern. While the first two can fill the cistern in 4 and 10 hrs, respectively, the third can drain the cistern, when filled, in 6 hrs. If all the three pipes are opened simultaneously when the cistern is half-full, how many hours will be needed to fill the cistern?

A natural number, when divided by 4, 5, 6 or 7, leaves a remainder of 3 in each case. What is the smallest of all such numbers?