Jina has scored 76, 85, and 86 on her previous three tests. What score does she need on her next test so that her average (mean)
is 77?
1 answer:
Hello There!
Follow through these steps:
77 x 4 = 308
76 + 85 + 86 = 247
308 - 247 = 61.
She needs to score 61.
Hope This Helps You!
Good Luck :)
- Hannah ❤
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