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Distance covered by the car = 5 × 2πr = 2 × (22/7) × 42 × 5 = 1320 metres Speed of the car = 1320/10 = 132 m/sec Required time taken = 300/ (x – 32) = 300/100 = 3 seconds
A clock gets fast by 15 minutes every day. If, on a certain day, the clock shows correct time at 12 in the noon, what time will the clock show at 4:00 ...
At 2'0 clock, the hands of a clock make an acute angle and a reflex angle. How much is the reflex angle (in degrees)?
Find the cube of 373.
Length of a minute hand of a clock is 14 cms. Area swept bv the minute hand in 5 minutes is: