Topic 8 Assessment Practice

A recipe requires 3 1/2 cups of sugar for a cake. Sarah bakes 8 cakes for a party. Which equation models the total number of cups of sugar, s, Sarah needs?

• s + 3 1/2 = 8

• 3 1/2 x s = 8

• 8 + s = 3 1/2

• 3 1/2 x 8 = s

A recipe requires 3 1/2 cups of sugar for a cake. Sarah bakes 8 cakes for a party. How many cups of sugar does Sarah need?

• 18 1/4 cups

• 28 cups

• 21 3/4 cups

• 23 1/2 cups

Estimate how much flour Sarah would need to make 15 batches of cookies. Explain.

• I would round 2 1/4 to 2, so Sarah would need about 30 cups of flour.

• I would round 2 1/4 to 3, so Sarah would need about 45 cups of flour.

• I would round 2 1/4 to 1, so Sarah would need about 15 cups of flour.

• I would round 2 1/4 to 2 3/4, so Sarah would need about 30 cups of flour.

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