Mr.Chan made 252 cookies for the Annual Fifth Grade Bake Sale. They sold 3/4 of them, and 3/9 of the remaining cookies were give
n to PTA members. Mr. Chan allowed 12 students to help divide the cookies that were left equally. How many cookies will each student get? Please explain! Due 2-19-17
1 answer:
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Answer:
n = 6
Step-by-step explanation:
you can create this proportion:
18/n = n/6
cross-multiply:
n² = 108
n =
=
·
·
= 2·3·
or 6