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5 votes
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 Prahlad
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1 Answer

10 votes
10 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 Jkike
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