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Sam needs enough wallpaper to cover an area that was 900 square inches. The store had a roll of wallpaper that was 30 inches wide. How many inches long of the wallpaper on the roll does Sam need to purchase?

Respuesta :

Sam will need about 30 rolls of 30 inches of wallpaper
thebrainsterkid
900 sq. inches  divided by 30 inches =30

so 30 inches long of the wallpaper is needed.

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