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My average grade on a set of five tests was 88%. I can remember only that the first four grades were 78%, 86%, 96%, 94%. What was my fifth grade?

My average grade on a set of five tests was 88%. I can remember only that the first four grades were 78%, 86%, 96%, 94%. What was my fifth grade?
asked 227k views
6 votes
My average grade on

a set of five tests was
88%. I can remember
only that the first four
grades were 78%,
86%, 96%, 94%. What
was my fifth grade?

asked
User Wwilczyn
by
8.3k points

1 Answer

10 votes

Answer:

86%

Explanation:

88 times 5 = 440

78 + 86 + 96 + 94 = 354

440 - 354 = 86

answered
User Martijn Van Put
by
7.8k points
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