Question

Starts at 12 and makes 3/4 of a revolution clockwise?
Starts at 2 and makes 1/4 of a revolution clockwise?
Starts at 5 and makes 1/2 of a revolution clockwise?
Starts at 7 and makes 3/4 of a revolution clockwise?
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Answer 1

Step-by-step explanation:

1 revolution = 60 min

1) : start from 12:00

It make 3/4 revolution = 60 × 3/4 = 45min

therefore, it stops at 9:00

2): start from 2:00

It make 1/4 revolution = 60 × 1/4 = 15min

therefore, it stops at 5:00

3): start from 5:00

It make 1/2 revolution = 60 × 1/2 = 30min

therefore, it stops at 11:00

4): start from 7:00

It make 3/4 revolution = 60 × 3/4 = 45min

therefore, it stops at 4:00

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