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Question:
For a recipe, there are 3 eggs needed for every pound of cake needed. How many pounds of cake can be made if there are 40 eggs? Round to the nearest pound.
A
13
explanation
Write a proportion to represent the situation:
3 eggs / 1 cake = 40 eggs / x cakes.
Cross-multiply and solve for the variable x:
3x = 40 → x = 13.13
Only 13 pounds of cake can be made.
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