If -8, m, n, 19 are in arithmetic progression, find (m, n)

If -8, m, n, 19 are in arithmetic progression, find (m, n)
  • A.
    1, 10
  • B.
    2, 10
  • C.
    3, 13
  • D.
    4, 16
Correct Answer: Option A
Explanation

-8, m, n, 19 = m + 8
= 19 – n
m + n = 11
i.e. 1, 10

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