Solve the problem.Find which is the better buy (lower cost per ounce) by finding each unit price rounded to three decimal places if necessary. Popcorn:$3.57 for 21 ounces $2.04 for 12 ounces
A. $2.04 for 12 ounces
B. $3.57 for 21 ounces
C. Both cost the same per ounce.
Answer: C
Mathematics
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