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If the work done by (x - 3) men in (2x + 1) days and the work done by (2x + 1) men in (x + 4) days are in the ratio 3 ∶ 10, then what is the value of x?1. 32. 63. 94. 12 |
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Answer» Correct Answer - Option 2 : 6 Given: M1 = (x - 3) D1 = (2x + 1) W1 = 3 p M2 = (2x + 1) D2 = (x + 4) W2 = 10 p Formula Used: (M1 × D1)/W1 = (M2 × D2)/W2 Calculation: ⇒ [(x - 3)(2x + 1)]/3p = [(2x + 1)(x + 4)]/10p By cross multiplication ∴ x is 6 |
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