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?

User Wwilczyn
by
6.9k points

1 Answer

10 votes

Answer:

86%

Explanation:

88 times 5 = 440

78 + 86 + 96 + 94 = 354

440 - 354 = 86

User Martijn Van Put
by
6.6k points