A car travels a certain distance at 24 km/h and comes back at 36 km/h. Find the average speed for total journey.
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Three clocks are designed to alarm in every hour, two hours and three hours respectively. If they all alrmed together three hours before, then after how many hours will they next alarm together?
What is the area (in square units) of the figure enclosed by the graphs of the lines x = -4, x = 2, y = -2 and y = 3?
Find out the odd word/letters/number pair from the given alternatives
Find two numbers such that their mean proportion is 8 and third proportion is 64.
The value of x13+x-13x23-1+x-23
tan x = 1
then x = 45
2sin x. cos x = 2× 1/√2 x 1/√2 = 1
The time taken by a train 160 m long, running at 72 km/hr, in crossing an electric pole is