28 men working 6 h a day can complete a work in 18 days. In how many days will 12 men working 7 h a day do the same work?
1
16
2
26
3
36
4
46
5
56
28 men working 6 h a day can complete a work in 18 days. In how many days will 12 men working 7 h a day do the same work?