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The average (arithmetic mean) grade of 14 students on a test is 75. What would a 15th student have to score on the test to bring the class average to 76?
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19 votes
The average (arithmetic mean) grade of 14 students on

a test is 75. What would a 15th student have to score on
the test to bring the class average to 76?

User Berdario
by
8.5k points

1 Answer

10 votes

Answer:

Like 81 or higher

75/14=5.4

75+5.4=80.4

User Botonomous
by
9.0k points
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