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Hans has scored 79, 89, 80, and 65 on his previous four tests. What score does he need on his next test so that his average (mean) is 77?

Hans has scored 79, 89, 80, and 65 on his previous four tests. What score does he need on his next test so that his average (mean) is 77?
asked 133k views
2 votes
Hans has scored 79, 89, 80, and 65 on his previous four tests. What score does he need on his next test so that his average (mean) is 77?

asked
User Evos
by
7.8k points

1 Answer

4 votes

yes

im not sure though try it!

answered
User Coreus
by
8.1k points
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