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What is the missing number in the series: 5, 10, 20, ?, 80?

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Question: What is the missing number in the series: 5, 10, 20, ?, 80?

Options:

  1. 30
  2. 40
  3. 50
  4. 60

Correct Answer: 40

Solution: 

The pattern is that each number is multiplied by 2. 20 * 2 = 40.

What is the missing number in the series: 5, 10, 20, ?, 80?

Practice Questions

Q1
What is the missing number in the series: 5, 10, 20, ?, 80?
  1. 30
  2. 40
  3. 50
  4. 60

Questions & Step-by-Step Solutions

What is the missing number in the series: 5, 10, 20, ?, 80?
No concepts available.
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