Tim answers 7 out 8 questions correctly.At this rate, how many questions will he answer correctly out of 96.

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21-02-2019
Mathematics

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Tim answers 7 out 8 questions correctly.At this rate, how many questions will he answer correctly out of 96.

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jdoe0001 jdoe0001 · Answer 1 · 2019-02-21T00:54:44+01:00

jdoe0001 jdoe0001

21-02-2019

[tex]\bf \begin{array}{ccll} \stackrel{correct}{answers}&questions\\ \cline{1-2} 7&8\\ x&96 \end{array}\implies \cfrac{7}{x}=\cfrac{8}{96}\implies \cfrac{7}{x}=\cfrac{1}{12} \implies 84=x[/tex]

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