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. 36 men can complete a piece of work in 21 days. In how many days will 12 men complete the same work ? |
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Answer» -36 men can COMPLETE a piece of work in 21 DAYS.TO FIND :-In how many days will 12 men complete the same work.SOLUTION :----------------------------------------------------------------No of Men. 36. 12. _________________________________No of days. 21. y.-----------------------------------------------------------------✭ It is a case of inverse variation,➳ x₁ × y₁ = x₂ × y₂➳ 36 × 21 = 12 × y➳ y = (36 × 21)/12➳ y = 3 × 21➳ y = 63Hence in 63 days 12 men can complete the same work. |
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