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A student answered 18 of the 120 questions on a test incorrectly. What percent of the questions were answered correctly?
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how much did he answer correctly?
Assume he answered 102 questions correctly..:)
to find out the percentage of the questions that were answered correctly, we should find out the number of correct answer. It can be found by (120-18) the percentage of correct answer =((no. of correct answer) / (total number))x100%
ok i did that & got 17/20
don't forget to x100%
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i did 120-18=102 then 102/120 * 100% and got 17/20.
\[\LARGE{\frac{120-18}{120}\times100}\]
\[\LARGE{\color{blue}{\frac{102}{120}\times100}}\]
solve it??
85?
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yeah
THX!!!
yw:)
All ready am ;)
lol
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lol
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