Question 761689: if 7/8 of a fence can be built in 3 1/2 hours; what fraction would be done in one hour working at the same rate? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! if 7/8 of a fence can be built in 3 1/2 hours; what fraction would be done in one hour working at the same rate?
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(7/8)/(7/2)(fence/hrs)
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= [(7/8)(2/7)/1] fence/hrs
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= (1/4) fence/hr
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Cheers,
Stan H.
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