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2 years ago

11

a student scores 71 out of 100 on a test, if the maximum score on the tests is also 100, what score does the student need to mai

ntain at least an average of 78?

1 answer:

Nonamiya [84]2 years ago

8 0

(71+x)/2=78
71+x=156
x=85

Th student needs to score a min of 85

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