mprjug6
27.10.2019 •
Mathematics
If 5 workers can pave 10 driveways in 30 days, how many days would it take 20 workers to pave 38 driveways?
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Ответ:
5*30/10 = 20x/38
150/10 = 20x/38 =
5700/200x=
x= 5700/200 = 28.5 days
Ответ:
$10.25 hope this helped