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990, 7980, 26970, 63960,….

  • A.124500
  • B.124005
  • C.120045
  • D.124950

Answer: D

Correct answer: 124950

Each term is a cube times a thousand, less ten times its root: \( 1000-10 \), \( 8000-20 \), \( 27000-30 \), \( 64000-40 \), so the next is \( 125000 - 50 = \mathbf{124950} \).

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