The sum of 8 numbers is 840. Find their average.
105
The average of a set of numbers is given by the formula:
Average = (Sum of the numbers) ÷ (Number of numbers).
Here, the sum of the 8 numbers is 840, and the number of numbers is 8.
So, Average = 840 ÷ 8 = 105.
Therefore, the average is 105.
| Marks obtained | No. of students |
| 25 | 5 |
| 30 | 6 |
| 35 | 3 |
| 40 | 1 |
The average runs scored by a batsman in 23 matches is 40. In the next 10 matches, the batsman scored an average of 16 runs. Find his average runs scored (rounded off to two decimals) in all the 33 matches.