What should come at the place of ? in the following number series?

24, 96, 48, ?, 96, 384, 192, 768, 384

  1. 24
  2. 96
  3. 128
  4. 192

Answer (Detailed Solution Below)

Option 4 : 192
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Detailed Solution

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The series is obtained by multiplying by 4 and dividing by 2 alternatively

⇒ 24 × 4 = 96

⇒ 96 ÷ 2 = 48

⇒ ? = 48 × 4 = 192

⇒ 192 ÷ 2 = 96

⇒ 96 × 4 = 384

⇒ 384 ÷ 2 = 192

⇒ 192 × 4 = 768

⇒ 768 ÷ 2 = 384​

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