Exams

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

We wouldn't want them to think we (doing) anything immoral.

The mean of 100 observations was calculated as 40. It was found later on that one of the observations was misread as 83 instead of 53. The correct mean is:

If a2+b2c2 = b2+c2a2 = c2+a2b2 = 1k k≠0 then k =

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Actions speak louder than words

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

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

I said to my father, "I had a great time yesterday."

The ratio of the amount of work done by (x-1) labours in (x+1) days and that done by (x+1) labours in (x+2) days is 5 : 6. Then the value of x is

x, y be two acute angles, x + y < 90° and sin(2x - 20°) = cos(2y + 20°), the value of tan(x + y) is