At Costco, a case of 12 boxes of macaroni and cheese can be purchased for $18.00. How much is each box of macaroni? Explain your answer and show your work.

Question

At Costco, a case of 12 macaroni and cheese can be purchased for 18.00. How much is each box of macaroni and cheese? Explain how you got your answer and show your work.

Answer 1

12 boxes cost $18, so 1 box costs 18/12. Divide top and bottom by 6=$3/2.

Write $3 as $3.00 and divide by 2=$1.50. One box costs $1.50.

Answer 2

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