B starts 4.5 minutes after a from the same point, for a place at a distance of 3.5 miles from the starting point. A on reaching the destination turns back and walk a mile where he meets b. If a's speed is a mile in 6 minutes, then b's speed is a mile in ____ minutes.
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Answered by
3
10.5 minutes
Explanation:
because b started 4.5 mins late than a n a's time is 6 mins so add ,4.5 to it u will get the answer
Answered by
3
Answer:
9 is correct answer ...........
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