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Solve the query  [#permalink]

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New post 01 Jul 2018, 06:56
A contractor combined x tons of gravel mixture that combined 10 percent gravel G, by weight, with y tons of a mixture that contained 2 percent gravel G, by weight, to produce z tons of mixture that was 5 percent gravel G, by weight. What is the value of x?
1. Y=10
2. Z=16

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Re: Solve the query  [#permalink]

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New post 01 Jul 2018, 08:16
JyotiLalwani wrote:
A contractor combined x tons of gravel mixture that combined 10 percent gravel G, by weight, with y tons of a mixture that contained 2 percent gravel G, by weight, to produce z tons of mixture that was 5 percent gravel G, by weight. What is the value of x?
1. Y=10
2. Z=16

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Re: Solve the query &nbs [#permalink] 01 Jul 2018, 08:16
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