Given table:
Teams↓ Weeks→Week1Week2Week3Team A474Team B2010Team C756
Using this, we will make one more table that shows the average of each team for 3 weeks.
TeamsAverageTeam A4+7+43=153=5Team B2+0+103=123=4Team C7+5+63=183=6
Therefore, Team C has the highest average.