Answer:
13 1/2 cups of flour.
Explanation:
9514 1404 393
13 1/3 cups
We assume flour is proportional to cookies, so we have ...
cups/dozens = x/10 = 4/3
Multiplying by 10 gives ...
x = 40/3 = 13 1/3
13 1/3 cups of flour are needed for 10 dozen cookies.
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