twhalon72
twhalon72
20.11.2020 • 
Mathematics

At HEBT steaks are normally $12 per pound, but this week they are on sale for $9 per pound. Which proportion could be used to calculate the percent decrease in price?
3.
O A
11
n2
100
OB
3
12
n
100
OC.
9
12
=
n
100
3
OD
=
n
100
1
2
3
4
5 6 7 8
9
10

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