20 men can build a wall in 9 days.how long would it take 12 men to build the same wall
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5
men's Days
20 9
12 ?
? = 20×9
12
? =5×3
? = 15
Answer) 12 mens will take 15 days to build the same wall
20 9
12 ?
? = 20×9
12
? =5×3
? = 15
Answer) 12 mens will take 15 days to build the same wall
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