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)
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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)
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)
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)
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
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)1 worker in 1 day covered:1944/54/12=3
54+18 workers in 6 days covered: 3*(54+18)*6=1296
(1944/54/12)*(54+18)*(12/2)=1296
1944+1944÷12÷54x(18+54)x6=3240
1. According to the given conditions, then each worker could cover 3 meters one day.
54 × 12 = 648
1944 / 648 = 3
2. Then the numbers of the workers is: (54 + 18) = 72;
the time is (12...
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1. According to the given conditions, then each worker could cover 3 meters one day.
54 × 12 = 648
1944 / 648 = 3
2. Then the numbers of the workers is: (54 + 18) = 72;
the time is (12 / 2) = 6 days;
then they can build (3 × 72 × 6) = 1296 meters.
The answer is 1296 meters.
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