josephvcarter
19.02.2020 •
Mathematics
A grocer wanted to mix 19 liters milk of $2.2 with 1 kg cacao to make a mixture of hot chocolate. What should be the cost of milk, if the total mixture costed 3 dollars?
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Ответ:
x= 6y
x + y = 525
solving these two equations
6y+y = 525
y = 75
x = 6*75=450
Total revenue = 450 * .03+ 75 * .05
= 17.25
THe answer is B. $17.25
Hope this helps!