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Jacob scored 85%, 90%, and 74% on his first three tests. Then he scored 99%, 84% and 75% on his next three tests. What is the difference in the average of the first three tests compared to the last three
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Jacob scored 85%, 90%, and 74% on his first three tests. Then he scored 99%, 84% and 75% on his next three

tests. What is the difference in the average of the first three tests compared to the last three tests?

User Nikhil Soni
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8.0k points

1 Answer

9 votes
The average of the first three is 83 (85 + 90 + 74)/3
The average of the next 3 is 86.

The difference is 3
User Baris
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9.2k points
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