If the angle between the hands of a clock be 
and the time it reads between 7 and 8, find the time indicated by the clock.
Text Solution
Verified by ExpertsA
When the clock reads 
clock, the angle between the two hands is 
. If the required time is 7 hours 
minutes, then we must have
[As the hour hand revolves 
in one hour and minute hand revolves 
in one hour, i.e., 
in one minute.]
or 
156
or 
But 
is not a whole number and clock cannot read this time, therefore, the time shown by the clock is 7:48.
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