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One bag of ground bark will cover 160 square feet. Find how many bags should be purchased to cover a garden that is 10 feet by 45 feet.

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10 x 45 = 450, so we need to find how many bags of 160 square feet should be purchased to cover 450 square feet. The answer is at least 3 bags, because 160 x 3 = 480.
User Tomaz Cerar
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