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Posted by **Cassidy** on Tuesday, October 30, 2012 at 10:17pm.

1. Gina can buy 1 bottle of shampoo for $2.95 or 2 bottles for $4.50.

- 7th grade math -
**Ms. Sue**, Tuesday, October 30, 2012 at 10:59pm1/2.95 = 2/4.50

Cross multiply.

4.50 does not = 5.90

No, they are not proportional.

- 7th grade math -
**Cassidy**, Tuesday, October 30, 2012 at 11:39pmThank you Ms.Sue :)

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