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Brendan got 31 questions correct on his social studies test and missed 9 questions. What percent did he have correct? (Express as tenths.) 29.0 34.4 77.5 129.0
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2 votes
Brendan got 31 questions correct on his social studies test and missed 9 questions. What percent did he have correct? (Express as tenths.)

29.0
34.4
77.5
129.0

User Simon Hartcher
by
8.6k points

2 Answers

3 votes
Your answer would be the third one, 77.5.
User Nicholas Harlen
by
8.4k points
4 votes
Hi there! The correct answer is 77.5

To find the percentage of correct answers we use the following formula:

(part)/(total) * 100\%

Filling in this formula gives:

(31 \: correct \: answers)/(40 \: answers \: in \: total) \: * 100\% = 77.5\%

Hence, the correct answer is 77.5
User Muho
by
9.1k points
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