Asked by Adiba
math test scores are 68 ,78,90and 91 what is the lowest score you can earn on the next test and still achieve an average of at least 85
Answers
Answered by
Steve
the total points are now 68+78+90+91 = 327
To average 85 on 5 tests, you need 5*85 = 425
So, how many points short is that?
To average 85 on 5 tests, you need 5*85 = 425
So, how many points short is that?
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