High School

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------------------------------------------------ The five grades out of 20 obtained by Karim on five math tests are: 10, 13, 8, 12, and 11.

What is the mean grade?

Answer :

Answer:

mean grade = 10.8

Step-by-step explanation:

grades obtained are: 10, 13, 8, 12, and 11

total tests = 5

mean grade = 10 + 13 + 8 + 12 + 11 / 5

= 54/5 = 10.8

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