The eleventh term of an AP, is 25 and its first term is -3. Find its common difference.
A
19/10
B
21/5
C
23/11
D
21/2
E
24/5
Verified Correct Answer: E.
Step-by-Step Mathematical Solution
a + 10d = 25
-3 + 10d = 25
d = 28/10 = 24/5
Source: Myschool Past Questions Archive (Record #23880)