Questions

ΔPQR is right angled at Q. If cosecP = 25/24, then what is the value of cotR ?

A hand made paper workshop can hire 8 craftsmen by paying them Rs 400 per person per day. The 9th craftsman demands Rs 450 per day. If this craftsman is hired then all other craftsmen must be paid Rs 450. The marginal resource (labour) cost of the 9th craftsman is

Anaerobic respiration refers to which of the following?

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.

Some girls are taking prior permission to (1)/ sport a loosely tied plait on the days (2)/ they had washed their hair. (3)/ No error (4)

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".

He (has to develop) self-confidence, so leave him alone.

If tan (5x ­- 10°) = cot (5y + 20°), then the value of x + y is

Who is the author of ‘The Windfall’?

Who wrote the book 'Two Fates - The Story of My Divorce', which is a parody of Chetan Bhagat's 'Two States - The Story of My Marriage'?