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How many times from 4 pm to 10 pm, the hands of the clock are at right angles?
(a)9
(b)11
(c)10
(d)6

50% studentsanswered this correctly

Important Questions on Calendar and Clock
EASY
Insurance
IMPORTANT
How many times from 8 am to 8 pm the hands will be in opposite directions?

HARD
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IMPORTANT
Two watches, one of which gained at the rate of , and the other lost at the rate of daily, were set correctly at noon on the first January . When will the watches indicate the same time?

MEDIUM
Insurance
IMPORTANT
If March 17, 1980 falls on Monday. On what day would July 13th 1980 fall?
