a boy is standing at a distance of 15m frm the mirror, if he mives away with the spped of 5m/s ,then the distance between the boy and his image after 5min is
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Answer:
7.5
Explanation:
Initially, the distance between the man and the mirror is 10m. So, the distance between man and image is 10+10=20m.
Distance between the man and his image is 5m when the man is 2.5m away from the mirror.
Therefore, he has to walk 10m -2.5m=7.5m towards the mirror.
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