By which least number should 5000 be divided so that it becomes a perfect square?
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If cosαcosβ=m and cosαsinβ=n, then the value of m2+n2 cos2β is
Cold air is ______.
Select the odd word/letters/number/number pair from the given alternatives.
All respiratory equipment must be approved byl
The National Institute for Occupational Safety and Health (NIOSH) will approve all respiratory equipment.
In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
A person who lives by himself.
In the following question, select the odd letters from the given alternatives.
A boy is traveling towards the west. He turns to the right and then again turns to the left. In which direction is the boy facing now?