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प्रश्न
40 men can finish a piece of work in 26 days. How many men will be needed to finish it in 16 days?
उत्तर
Number of men needed to finish a piece of work in 26 days = 40
Number of men needed to finish it in 1 day = 26 × 40 = 1040 (less days means more men)
Number of men needed to finish it in 16 days = `1040/16` = 65
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