英语类 英数题A team is going to buiid a road.54 workers covered194
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英语类 英数题
A team is going to buiid a road.54 workers covered1944 meters in 12 days. lf 18 workers are added, and the time is reduced to a half of before. how long can they build?(suanshi)
A team is going to buiid a road.54 workers covered1944 meters in 12 days. lf 18 workers are added, and the time is reduced to a half of before. how long can they build?(suanshi)
![英语类 英数题A team is going to buiid a road.54 workers covered194](/uploads/image/z/2836560-48-0.jpg?t=%E8%8B%B1%E8%AF%AD%E7%B1%BB+%E8%8B%B1%E6%95%B0%E9%A2%98A+team+is+going+to+buiid+a+road.54+workers+covered194)
1296m.每人每天可以bulid 3m,72个人6天就是1296m
1944/(54*12)=3
(54+18)*3*6=1296
1944/(54*12)=3
(54+18)*3*6=1296
英语类 英数题A team is going to buiid a road.54 workers covered194
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