Chris earned a 56, 90, and a 71 on his first 3 math tests. His goal is to have an 85 average in his math class. He has 7 tests remaining. What must he average on the 7 remaining tests to reach his goal?

90.44~ or approximately 90.5

Step-by-step explanation:

If you add the first three test scores plus 90.44 7 times you will get 850. 850 divided by 10 test scores equals 85.

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