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50
Section 1 Whole Numbers
27. To build the exterior walls for the house, the builder is using 2′ × 4′ × 16′ material.
How many boards will be required?
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28. How many pieces of sheeting are needed to cover the exterior walls, when
each sheet covers 32 sq ft?
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29. How many squares of shingles are needed to cover both sides of the roof
shown below? A square of shingles covers 100 sq ft.
46′
15
′
Goodheart-Willcox Publisher
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