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(a) the situation from 3 to 9 on clock the hour hand turns through\frac{1}{2}
2
1
of revolution, clockwise.
(b) the situation 4 to 7 on the clock, the hour hand turns through \frac{1}{4\ }
4
1
of a revolution, clockwise.
(c)the situation from 7 to 10 on the clock, the hour hand turns \frac{1}{4}
4
1
of a revolution, clockwise.
(d) the situation from 12 to 9 on the clock, the hour hand turns \frac{3}{4}
4
3
of a revolution, clockwise.
(e) the situation from 1 to 10 on the clock, the hour hand turns \frac{3}{4}
4
3
of a revolution, clockwise.
(f) the situation from 6 to 3 on clock, the hour hand turns \frac{1}{4}
4
1
of a revolution, clockwise.
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