You are wallpapering two walls of a child's room. One wall measures 9 ft by 8 ft, and the other measures 11 ft by 8 ft. The wallpaper costs $34.50 per roll, and each roll of the wallpaper will cover 40 square feet. What is the cost to wallpaper the two walls? O $143 O $138 O $100 O $127

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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You are wallpapering two walls of a child's room. One wall measures 9 ft by 8 ft, and the other measures 11 ft by 8 ft. The wallpaper costs $34.50 per roll, and each roll of the wallpaper will
cover 40 square feet.
What is the cost to wallpaper the two walls?
$143
$138
$100
$127
Transcribed Image Text:You are wallpapering two walls of a child's room. One wall measures 9 ft by 8 ft, and the other measures 11 ft by 8 ft. The wallpaper costs $34.50 per roll, and each roll of the wallpaper will cover 40 square feet. What is the cost to wallpaper the two walls? $143 $138 $100 $127
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