A car covers the first 30 km at a speed of 60 kmph and the next 20 km at 80 kmph. Find the average speed.
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In the following question, select the odd word pair from the given alternatives.
If 1/√(cosec2A - 1) = x, then value of x is
A shopkeeper marks his goods 40% above the cost price and allows a discount of 25% on it. His gain % is
If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is
If a+1b = 1 and b+1c = 1 then c+1a = ?
If tan π/3c + cosec π/6c = x, then x is
Select the odd word/letters/number/number pair from the given alternatives.