4 years ago

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

1 answer:

5 0

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

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