# math

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An eight-inch square cake serves six people.how many twelve-inch square cakes do you need to provide equivalent servings for eighteen people?

• math -

A = 8 * 8
A = 64 sq. inches

64/6 = 10.66667 sq. in. each

10.66667 * 18 = 192 square inches

12 in square cake = 144 sq. in

• math -

So how many cakes?

• math -

2 cakes

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