You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

[EX Q]: A waiter had 19 customers to wait on . If 14 customers left and he got another 36 customers , how many customers would he have ?
[EX A]: 41

[EX Q]: Wendy was playing a video game and had 10 lives . In a hard part of the game she lost 6 lives . If she got 37 more lives in the next level , how many lives would she have ?
[EX A]: 41

[EX Q]: A textbook costs a bookstore 44 dollars , and the store sells it for 55 dollars . Find the amount of profit based on the selling price .
[EX A]:
11