SSC CGL 9 Aug 2015 Shift 1 Paper

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Question : 142 of 200

Marks: +1, -0

If a clock started at noon, then the angle turned by hour hand at 3.45 PM is

117 $1/2$ °
104 $1/2$ °
97 $1/2$ °
112 $1/2$ °

Solution:

The hour hand traces 30° in an hour.
∴ Angle traced in 3

3/4

hours
i.e.

{15}/4

hours =

{15}/4

× 30°
=

{225°}/2

= 112

1/2

°

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