venu and tanuj are running along a circular track . They take 48 seconds and 56 seconds to complete a lap respectively they begin from the starting point at the same time. find a) how long does it take for them to meet at the starting point again? b) how many laps will each boy have run by then?
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Answered by
31
Answer: 5 min. 36 sec.
And rounds by Venu = 8
And rounds by Tanuj = 6
Step-by-step explanation:
Time taken by Venu = 48 sec.
Time taken by Tanuj = 56 sec.
(A).
On taking the L C M of the respective times taken by both comes out to be 336 .
So the time at which both will meet at the starting point is 5 min. 36 sec
(B).
By dividing the total time taken to meet at the starting point by the time taken by Venu to complete one round will give the no. of rounds made by Venu which comes out to 7.
Doing the same with tanuj's time the no. of rounds comes out to be 6.
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3
Answer:
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