jadentdaniels
04.07.2019 •
Mathematics
If a printer prints 28 copies in 1 minute how many would it print in 3 minutes and 45 seconds?
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Ответ:
3minutes 45 seconds = 3 45/60 = 3.75 minutes
28 copies/ 1 minute = x copies/3.75 minutes
using cross products
28 * 3.75 = 1 * x
105 = x
We can print 105 copies in 3 3/4 minutes
Ответ: