Math, asked by vaibhavyaduwanshi, 10 months ago

75 men can completa a work in 30 days.
20 days later, they are joined by 50 more
men but the abiciency of these new men
is 50% of the efficiency of the existing
men. In how many days less than the
scheduled time will the work be combleted ?​

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Answered by uvy
2

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