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In the set of numbers 10, 20, 20, 30, 30, 30, 40, what is the mode?

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Question: In the set of numbers 10, 20, 20, 30, 30, 30, 40, what is the mode?

Options:

  1. 10
  2. 20
  3. 30
  4. 40

Correct Answer: 30

Solution: 

The mode is 30, as it appears 3 times, more than any other number.

In the set of numbers 10, 20, 20, 30, 30, 30, 40, what is the mode?

Practice Questions

Q1
In the set of numbers 10, 20, 20, 30, 30, 30, 40, what is the mode?
  1. 10
  2. 20
  3. 30
  4. 40

Questions & Step-by-Step Solutions

In the set of numbers 10, 20, 20, 30, 30, 30, 40, what is the mode?
  • Step 1: Write down the set of numbers: 10, 20, 20, 30, 30, 30, 40.
  • Step 2: Count how many times each number appears in the set.
  • Step 3: The number 10 appears 1 time.
  • Step 4: The number 20 appears 2 times.
  • Step 5: The number 30 appears 3 times.
  • Step 6: The number 40 appears 1 time.
  • Step 7: Identify which number appears the most times.
  • Step 8: The number 30 appears the most (3 times), so it is the mode.
  • Mode – The mode is the number that appears most frequently in a set of numbers.
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