Find the next number in the sequence: 5, 10, 20, 40, 80, ?

Answer and explanation

Correct answer: B. 160

  1. Step 1: Each term is times the one before.
  2. Step 2: Next term .
Answer
160.
Why not the others: 120: it continues with the last difference. 240: the multiplier is increased by 1.

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