Question
X men can complete the piece of work in 50 days and (X +
51) men can complete the same work in 30 days less than that of days taken by X men. Find the value of X.Solution
According to question, => X × 50 = (X + 51) × 20 => 50X = 20X + 1020 => 30X = 1020 => X = 34
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