Find the number of terms in the series 8, 12, 16, . . .72
Choose the correct choice from the following answers:
A) 17
B) 18
C) 19
D) 20
E) 21
SOLUTION:   a = 8   l = 72   d = 12 – 8 = 4   17NSWER IS 17
<result>A</result>
Find the number of terms in the series 8, 12, 16, . . .72