Over a three-day period, Kennedy's Restaurant had the following information. Thursday Friday Saturday Total Revenue $1,900 $3,600 $4,800 Number of Guests 80 95 120 Servers 6 10 13 Do not enter dollar signs or commas in the input boxes. Round all answers to 2 decimal places. a) Determine the average sales per server for each day. Thursday Friday Saturday Average Sales per Server $ $ b) Determine the average number of guests per server for each day. Average Number of Guests per Server Check Thursday Friday Saturday