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On his first three tests, Devon scored 95, 77, and 96. What score must he get on his fourth test to have an average (mean) of 80 for all four tests?

User Stratadox
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1 Answer

3 votes

Answer:

53

Explanation:

Add all of number you have right now then pick a number and add it then divide it by 4 and keep going until reach 80

User Sgraffite
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