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Home » Find the next number in the series: 5, 15, 45, 135, ?

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Find the next number in the series: 5, 15, 45, 135, ?

A. 270
B. 350
C. 405 ✅
D. 450

Explanation

  • Each term is obtained by multiplying the previous term by 3
  • 135x3=405