At the school book sale, Michael bought 3 books for $6. Darnell bought 5 books for $10. Are these rates proportional?
2 answers:
Michael:
3 books = $6
1 book = $6 ÷ 3 = $2
Darnell:
5 books = $10
1 book = $10 ÷ 5 = $2
Both Michael and Darnell bought their book at $2/book. The rates are proportional.
Answer Yes, the rate of proportional.
3 for $6 = 6/3 = $2/book
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Michael
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5 for $10 = 10/5 = $2/book
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Darnell
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Yes,they can form a proportion because they are equal
Hope this helps :)
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