Which graph represents the solution to 5 times a number, n, is less than 65?
Ο Α.
7
8
9
10
11
12
13
14
15
16 17
0 В
7
8
9
10
11 12 13 14 15 16
17
Ос
55 56 57 58 59 60 61 62 63 64
65
OD
55 56 57 58 59 60 61 62 63 64 65
Graph B
Graph D
Graph A
Graph C
Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)