A cook

A cook wants to make enough cookies for 159 students. The cookie recipe makes 1 1/4 dozen cookies. A dozen equals 12. How many batches does the cook need to make if each student gets one cookie?

Correct answer:

n =  11

Step-by-step explanation:

d=141 12=15  n1=159/d=159/15=553=1053=10.6  n=n1=553=10.6=11

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