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A machine produces 195 bolts in 20 minutes. At the same rate, how many minutes would it take to produce 312 bolts?
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Aug 5, 2018
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A machine produces 195 bolts in 20 minutes. At the same rate, how many minutes would it take to produce 312 bolts?
Mathematics
high-school
LightNight
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the answer will be 32 mins
Shokha
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Aug 6, 2018
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Shokha
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195 /20 = 312/x
cross multiply
312(20) = 195x
6240 = 195x
Divide both sides by 195
x = 32 minutes
Hoytman
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Aug 9, 2018
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