Shelley's pet food store sold one customer 5 peanut butter biscuits for $3. She sold another customer 7 beef treats for $4.20.

Write a proportion that compares the sales of these two items, and find the cross products.

Question

29 February, 20:13

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Answers (1)

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Lillian Baird · Answer 1

5/3 = 7/4.2

cross multiply

(3) (7) = (5) (4.2)

21 = 21 (correct) ... this is a true proportion

Shelley's pet food store sold one customer 5 peanut butter biscuits for $3. She sold another customer 7 beef treats for $4.20.Write a proportion that compares the sales of these two items, and find the cross products.