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I NEED HELP QUICK PLEASE! D: Jamie is taking the tests needed to join the math group. His scores were 89, 92, 94. What's the lowest score he can get on the fourth test and still have a 90 average?
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I NEED HELP QUICK PLEASE! D:

Jamie is taking the tests needed to join the math group. His scores were 89, 92, 94. What's the lowest score he can get on the fourth test and still have a 90 average?

User Engr M Hassan
by
6.0k points

2 Answers

7 votes

Answer:

85

Explanation:

(89+92+94+ x)/4>90

(275+x)/4>90

275+x>90

x> 85

User Cygri
by
5.4k points
6 votes

It would have to be 85

User Mani Jagadeesan
by
5.0k points
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