Question:
If 17th term of an AP is 75 and 31st term is 131. Then common difference is
A4
B8
C2
D6
Answer:
A. 4
Explanation:
a + 30d = 131.....(1) a + 16d = 75..... (2) (2) - (1) 14d = 56, d=4
Related Questions:
Question:
A4
B8
C2
D6
Answer:
a + 30d = 131.....(1) a + 16d = 75..... (2) (2) - (1) 14d = 56, d=4
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