To get a B in math Katie must average 80 on 5 tests. Scores on her first 4 tests were 88, 71, 64 and 90. What is the lowest scor e she can get on her fifth test and still get a B? Savings = $
1 answer:
Answer:
88
Step-by-step explanation:
you add all of her scores which is 313
then you divide by 4 to get 78.35
find the amount you need to bring the average up by calculateing different grades
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