We are given that Mr.Gaines is catering his company picnic.
Amount for 3 people he will pay = $18.45.
Amount for each person = $18.45/3 = $6.15.
Total amount on a budget = $195.00.
Number of people can Mr. Gines afford to feed on this budget = $195.00 ÷ 6.15
= 31.71
So, maximum 31 people.