15 workers can dig a channel in 6 days worki g 9hr a day. how many additional workers should be enaged if the work is to be finished in 5 days. each worker is paid ₹450 per day if the daily hr are increase to 10 hr
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15 workers can dig a channel in 6 days worki g 9hr a day. how many additional workers should be enaged if the work is to be finished in 5 days. each worker is paid ₹450 per day if the daily hr are increase to 10 hr
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