If 17 labourers can dig a ditch 26 m long in 18 days, working 8 hours – McqOptions

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1.	If 17 labourers can dig a ditch 26 m long in 18 days, working 8 hours a day; how many more labourers should be engaged to dig a similar ditch 39 m long in 6 days, each labourer working 9 hours a day ?
A.	4
B.	1
C.	8
D.	5
Answer» C. 8

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