A toilet paper company sells rolls of toilet paper where the cardboard portion in the middle has a diameter of 1.8 inches and a height of 3.75 inches. How many square inches of cardboard would there be in a package of 24 rolls of toilet paper? Round your answer to the nearest roll.
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A toilet paper company sells rolls of toilet paper where the cardboard portion in the middle has a diameter of 1.8 inches and a height of 3.75 inches. How many square inches of cardboard would there be in a package of 24 rolls of toilet paper? Round your answer to the nearest roll.
Area of one tube = circumference times length = 1.8 • π • 3.75
= 1.8 • 3.1416 • 3.75
= 21.2058
Area of 24 tubes = 24 times Area of one tube = 24 • 21.2058
= 508.9392 —> rounds to 509
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