The average of five numbers is 30. If one number is removed, the average becomes 28.
What is the number removed?
Show answer & explanation
Correct answer: B
Explanation
Given:
• Average of 5 numbers = 30
• Average of remaining 4 numbers = 28
Step-by-step calculation:
Total sum of 5 numbers =
Total sum of remaining 4 numbers =
Therefore, the removed number is 38.