31) Each test grade in Sara's science class counts for 1/6 of the final grade. The final exam counts for 1/2. Sara's test scores are 72, 84, and 90. Her final exam score is 90. What is Sara's final grade for the class?

Question

Mathematics

Rebecca Graham

1 April, 08:13

31) Each test grade in Sara's science class counts for 1/6 of the final grade. The final exam counts for 1/2. Sara's test scores are 72, 84, and 90. Her final exam score is 90. What is Sara's final grade for the class?

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Answers (1)

Know the Answer?

Cassidy · Answer 1

Add up all of the first three scores and divide them by 3.

You should get 82.

Then do 82+90 and divide that by 2

You should get 86.

86 is your answer