Question

what fraction of clockwise revolution does the hour hand of a clock turn through, when it goes from 4 to 7

Answer 1

Answer:1/4

Step-by-step explanation:

when we go from 4 to 7,It takes 3 hours from 4 to 7.

So,the clock has 12 hours.I.e,3/12th revolution.

By cancellation,We'll get "1/4th".

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Thank you!

Answer 2

Answer:

We may observe that in 1 complete clockwise revolution, the hour hand will rotate by 360°

.

When the hour hand goes from 4 to 7 clockwise, it will rotate by 90°

Fraction=

$\frac{90°}{360°}\\ \\</p><p></p><p>\frac {1}{4}$

=