sauvifatcat
05.10.2020 •
Mathematics
Problem #14;
V
I have 13 coins consisting of quarters and dimes. The total value
of the coins is $2.50. How many of each kind do I have
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Ответ:
8 quarters
5 dimes
Step-by-step explanation:
250=10x +25y.
13=x+y
Ответ:
396cm
Step-by-step explanation:
55 x 40 = 2,200
2,200 x 180 = 396,000
396,000 / 1000 = 396
396cm
(I don't know for sure).