3 men do a piece of work,the 1st 7/15, d 2nd does 5/6 of d...
3 men do a piece of work,the 1st 7/15, d 2nd does 5/6 of d...
3 men do a piece of work,the 1st 7/15, d 2nd does 5/6 of d remainder,while d 3rd does d rest.if d rest done by d 3rd person equals 24 units,find d whole piece of work?
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