Exams

If x + y = 13 and x2 + y2 = 89, then find xy is

The biogas used for cooking is a mixture of which of the following ?

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

A live wire

What number should be added to each of the numbers 94, 24, 100 and 26, so that the resulting numbers are in continued proportion?

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

I have still to meet a person who is perfectly satisfied with his job.

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

The study of skin

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question, choose the correct alternative and click the button corresponding to it.

We should first collect the funds and then _____ action.

A book seller allowed 10% discount on printed price. He gets 30% commission from publisher. His profit in percent will be