A student has an average of 78 on seven chapter tests. If the student's scores on six of the tests are 72, 82, 84, 66, 68, and 89, what was the score on the remaining test?
A) 85
B) 78
C) 96
D) 77

Question

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The Answer of A student has an average of 78 on seven chapter tests. If the student's scores on six of the tests are 72, 82, 84, 66, 68, and 89, what was the score on the remaining test?
A) 85
B) 78
C) 96
D) 77

A Student Has an Average of 78 on Seven Chapter