There would be 5 because 5times 4 is 25 and that make 25 dollars to prove this is write take 20 and dvide it by 4 then you get 5 so then you no it cost 5 dollars per attendy
To solve this problem, we must multiply the cost of one box of chocolates ($9) by the number of boxes of chocolates purchased (15) to find the total cost of the chocolates.