The value of tan 315° cot ( -405° ) is equal to
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In Δ ABC , if ∠BAC = 90° and AB = AC , then ∠ABC is
If PQ and PR be the two tangents to a circle with centre O such that ∠QPR = 120° then ∠POQ is
If x = at2 and y = 2at then
A train 110 metres long is running with a speed of 60 kmph . In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going ?
After selling 5% of a quantity of sugar, 5 Kgs of sugar remains . Find the total quantity of sugar?
By selling cloth at Rs. 9 per metre , a shopkeeper loses 10% . Find the rate at which it should be sold so as to earn profit of 15%
The marked price is 10% higher than the cost price . A discount of 10% is given to the marked price . In this kind of sale the seller