The approximate percent increase in the average grade is 21.43%.
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What is the percentage increase?</h3>
Percentage is a measure of frequency that expresses a number as a value out of hundred. The sign used to denote percentage is%.
Percentage increase = (new grade / initial grade) - 1
(85 / 70) - 1 = 0.2143 = 21.43%
To learn more about percentages, please check: brainly.com/question/25764815
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I think the answer is 23
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Answer:
the answer for your question is 9 31/42
Yes the answer you wrote is correct.
Answer:
B
Step-by-step explanation:
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