What is the grade average of 75 70 90 60 50 90 70

1 answer:

6 0

The average can be found by adding them all up and dividing that number by the number of items. If the result have you a number that's more than the largest or less than the lowest, you did it wrong.

(75+70+90+60+50+90+70)/7
= 505/7
=72.14

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