In last 10 cricket matches, the total runs you score = 499 whereas the average runs scored by your friend was 5.99 less than yours. What was your friend's average?
42.69
The average runs scored by you = 49910 = 49.9 = 49.90
The Friend's average was 5.99 less than yours
∴ Your Friend's average = 49.90 - 5.99 = 43.91