English, asked by sunnyex98, 4 months ago

Lamar has scored 79,78,87, and 95 on his previous four tests. What score does he need on his next test so that his average (mean) is 80?

Answers

Answered by ahmadgafar

0

Answer:

61

Explanation:

adding all the numbers

78+87+79+95=339, for 4 test

80*5=400

=>400-339=61

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