A cake recipe calls for two eggs per cake. Sydney used 20 eggs in this recipe for a bake sale. How many cakes did she bake? 20 cakes 10 cakes 2 cakes 40 cakes

1 Answer
marfre
May 9, 2018

10 cakes

Explanation:

Given: cake recipe requires 2 eggs per cake. Used 20 eggs.

One way to solve is to set up a proportion:

(2 " eggs")/(1" cake") = ( 20 " eggs")/(x " cakes")

Use the cross-product to solve: (a/b = c/d) => a*d = b*c

2x = 20

x = 20/2 = 10" cakes"

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