1. What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from
(a) 3 to 9 (b) 4 to 7 (c) 7 to 10
(d) 12 to 9 (e) 1 to 10 (f) 6 to 3
(a) Half.
(b) One fourth.
(c) One fourth.
(d) Three fourth.
(e) Three fourth.
(f) Three fourth.