The average of a set of numbers is 50. If one number is removed, the average becomes 48. What was the number that was removed?
Practice Questions
1 question
Q1
The average of a set of numbers is 50. If one number is removed, the average becomes 48. What was the number that was removed?
50
52
54
56
Let the number of items be n. Total sum = 50n. After removing one number, the new sum = 48(n - 1). Setting up the equation gives the removed number as 52.
Questions & Step-by-step Solutions
1 item
Q
Q: The average of a set of numbers is 50. If one number is removed, the average becomes 48. What was the number that was removed?
Solution: Let the number of items be n. Total sum = 50n. After removing one number, the new sum = 48(n - 1). Setting up the equation gives the removed number as 52.
