High School

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Erica would like to bake an 8-pound roast for a family gathering. The cookbook tells her to bake a 5-pound roast for 135 minutes.

Create and solve a proportion that would allow Erica to cook her 8-pound roast.

How many minutes should she bake the 8-pound roast?

Answer :

Erica should cook her 8-pound roast for 216 minutes.

To create a proportion that would allow Erica to cook her 8-pound roast:

Setting up a ratio comparing the weight of the roasts to the cooking time:

5 pounds / 135 minutes = 8 pounds / x minutes

This proportion states that the ratio of the weight of the 5-pound roast to its cooking time is equal to the ratio of the weight of the 8-pound roast to its cooking time.

To solve for x, we can cross-multiply and then divide:

5 pounds * x minutes = 8 pounds * 135 minutes

5x = 1080

x = 216

Therefore, according to the proportion, Erica should cook her 8-pound roast for approximately 216 minutes.

To learn more about proportion:

https://brainly.com/question/3002765

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