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A machine makes 20 carpets in a day. After oiling the machine, its efficiency will go up by 150%. How many carpets will be produced at this level?
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A machine makes 20 carpets in a day. After oiling the machine, its efficiency will go up by 150%. How many carpets will be produced at this level?

User Natashua
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150 percent means 1 and 1/2 times more, so 20*1.5= 30. 30 carpets will be produced at this level.
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User Sirrocco
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