Find the 9th term of the arithmetic progression 18, 12, 6, 0, -6 .........
A
-54
B
-30
C
30
D
42
E
66
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
18, 12, 6, 0, -6, 12, -18, 24, -30
9th term = -30
Source: Myschool Past Questions Archive (Record #23797)