You are given a math word problem and you are supposed to apply multiple mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
--------
Question: A waiter had 22 customers in his section . If 14 of them left and the rest of his tables had 4 people at each table , how many tables did he have ?

Answer: 2


Question: Jane ’ s dad brought home 24 marble potatoes . If Jane ’ s mom made potato salad for lunch and served an equal amount of potatoes to Jane , herself and her husband , how many potatoes did each of them have ?

Answer: 8


Question: Jessica has 3 dozen red marbles . Sandy has 4 times more red marbles than Jessica . How many red marbles does Sandy have ?

Answer:
144