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Petrol?7. 15 men can do a piece of work in 36 hours. How many men will be required to finish the work in20 hours?in a week. How many men will be needed to weave 189 basket |
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Answer» Answer: 7. 15*36 = M2 * 20 M2 = 15*36/20 = 27 men OR 15 men--36 HOURS=== 1 work 1 MAN----1 hour == 1/(36*15) work 1 man...20 hours == 20/(36*15) work 1 man==1/27 work X men== 1 work X/27 = 1 X = 27 men.
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