The average of 10 numbers is 25. If one number is excluded, the average becomes 24. What is the excluded number?
Q1. The average of 10 numbers is 25. If one number is excluded, the average becomes 24. What is the excluded number?
Answer: 34
Explanation: Sum of 10 numbers = 10 * 25 = 250. Sum of 9 numbers = 9 * 24 = 216. Excluded number = 250 - 216 = 34.