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Five Men And Nine Women Can Do A Piece Of Work In 10 Days. Six Men And Twelve Women Can Do The Same Work In 8 Days. In How Many Days Can Three Men And Three Women Do The Work ? |
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Answer» (5m + 9w)10 = (6m + 12w)8 => 50M + 90W = 48w + 96 W => 2m = 6w => 1m = 3w 5m + 9w = 5m + 3m = 8m 8 men can do the work in 10 DAYS. 3m +3w = 3m + 1W = 4m So, 4 men can do the work in (10 * 8)/4 = 20 days. (5m + 9w)10 = (6m + 12w)8 => 50m + 90w = 48w + 96 w => 2m = 6w => 1m = 3w 5m + 9w = 5m + 3m = 8m 8 men can do the work in 10 days. 3m +3w = 3m + 1w = 4m So, 4 men can do the work in (10 * 8)/4 = 20 days. |
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