Practicing Success
The average of 5 consecutive odd numbers is 75. By adding which number, will the average become 76? |
77 81 77 79 |
81 |
Sum of 5 consecutive odd number = 5 × 75 = 375 After adding 1 new number , Sum of 6 numbers = 6 × 76 = 456 New number = 456 - 375 = 81 |