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MathematicsMathematics
15 March, 01:53

A musical instrument company reduced the time it takes for a worker to build a guitar. Before it the reduction it took 5 hours. Now in 7 hours they can build 3 guitars. By how much did the reduce the time it takes to build each guitar? Show equation and Solution.

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  1. 15 March, 02:25
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    X=5-7/3=5*3/3 - 7/3 = 15/3-7/3=8/3 hour

    by 8/3 h = 2 2/3 h

    or

    h = 2 2/3 h = 2h 40 min
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