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A block of ice loses one-third of its weight every hour. After 2 hours, the block weighs 40 pounds. How much did the block of ice weigh to begin with?
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A block of ice loses one-third of its weight every hour. After 2 hours, the block weighs 40 pounds. How much did the block of ice weigh to begin with?
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Aug 9, 2019
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A block of ice loses one-third of its weight every hour. After 2 hours, the block weighs 40 pounds. How much did the block of ice weigh to begin with?
Mathematics
middle-school
Ania Warzecha
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Ania Warzecha
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the answer is 90 pounds
Thelem
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Aug 11, 2019
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Thelem
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The block originally weighed 90 pounds
Dequan
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Aug 14, 2019
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Dequan
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