Question

A recipe for chocolate chip cookies calls for
1
1
4
cups of flour and 1 cup of sugar. The recipe will make
3
1
2
dozen cookies. How many cups of flour will be needed to make 36 dozen cookies?
First, learn how to type fractions.
1 1/4 and 3 1/2

x/36 = (1 1/2) / (3 1/2)
x/36 = 3/2 / 7/2 = 3/7
x = 36*3/7 = 108/7 = 15 3/7

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