Exams

The radius of two cylinders are in the ratio of 3:2 and their heights are in the ratio 3:7. The ratio of their volumes is :

Pipes A and B, when working together, can fill an empty tank in 8 hours. If B is stopped after 2 hours, it will take a total of 11 hrs to fill the tank. How long would it take A to fill the empty tank alone?

As of February 2018, who is the Indian-born CEO of the Nokia company?

Molecular clocks are based on the idea that _____.

The sum of the digits of a 2­digit number is 17. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

In the following question, select the odd number pair from the given alternatives.

The following pie diagram gives the marks scored by a student in different subjects- English , Hindi , mathematics , science and social science in an examination. Assuming that the total marks obtained for the examination are 540 , answer the question

The marks scored in Hindi and Mathematics exceed the marks scored in English and Social science by

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

He turned and walked (1)/ away, his head nearly a (2)/ foot up the others. (3)/No Error (4)