Insulation is on sale at $18.49 for a 96 square foot roll. Maureen needs 2,520 square feet of insulation for her attic. How many rolls should she buy?

1 Answer
Shwetank Mauria
Apr 8, 2017

She must buy #27# rolls.

Explanation:

As she needs #2520# square feet of insulation but each roll contains only #96# square feet of roll,

She needs #2520/96=26 24/96# or #26 1/4# rolls. Therefore as#26# rolls will fall short, she must buy #27# rolls.

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