Mathematics, 16.04.2021 04:50 breezer20042

13) Mark scored 78, 79, 80, 81, 72, 79, 87, 78, 75, 77 on his first ten tests in Math. What must he make on his 11th test to have an average of 80%?
a)93
b)94
c)95
d)96

Answers: 3

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13) Mark scored 78, 79, 80, 81, 72, 79, 87, 78, 75, 77 on his first ten tests in Math. What must he...

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More questions: Mathematics Another questions

13) Mark scored 78, 79, 80, 81, 72, 79, 87, 78, 75, 77 on his first ten tests in Math. What must he make on his 11th test to have an average of 80%? a)93 b)94 c)95 d)96

Answers

Another question on Mathematics

13) Mark scored 78, 79, 80, 81, 72, 79, 87, 78, 75, 77 on his first ten tests in Math. What must he make on his 11th test to have an average of 80%?
a)93
b)94
c)95
d)96