The average cost per seat on the 50-passenger floating-on-air bus trip from kansas city to st louis which no refreshments are served is 45 in advance of a particular three seat?

To find the total cost for three seats, we need to multiply the average cost per seat by the number of seats:

Total cost = Average cost per seat × Number of seats

Total cost = $45 × 3

Total cost = $135

Therefore, the total cost for three seats on the 50-passenger floating-on-air bus trip from Kansas City to St. Louis is $135.