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13-01-2016
Mathematics

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A machine can weave 40 inches of fabric in 12 minutes. How long will it take for the machine to weave 100 inches of fabric?

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13-01-2016

40/12 = 100/x
Cross-multiply and get:
40x = 1200

Divide both sides by 40:
x = 30
It will take 30 minutes for the machine to weave 100 inches of fabric.

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