Question

# A wall needs to be covered with wallpaper except for 2ft on each of its four sides. If the cost of a wallpaper is $27 per sq ft, what will the cost of covering the wall with the wallpaper be? A$80
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B
$90 No worries! We‘ve got your back. Try BYJU‘S free classes today! C$98
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D
$88 Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses Open in App Solution ## The correct option is D$88Length of the wall to be covered with wallpaper = length of the wall – 4 ft (Because 2 ft is left out on both sides) =26 – 4=22 ft Width of the wall to be covered with wallpaper = width of the wall – 4 ft (Because 2 ft is left out on both sides) =18 – 4=14 ft Area of the wall to be covered with wallpaper = length of the wall covered with wallpaper × width of the wall covered with wallpaper =22×14=308 sq ft Cost for covering the wall with wallpaper = area of the wall to be covered with wallpaper × cost of wallpaper per sq ft =308×27=308×27=6167=616÷77÷7 =\$88

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