TASK DEFINITION: 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.
PROBLEM: A group of science students went on a field trip . They took 6 vans and 8 buses . There were 6 people in each van and 18 people in each bus . How many people went on the field trip ?

SOLUTION: 180

PROBLEM: Ned was helping the cafeteria workers pick up lunch trays , but he could only carry 5 trays at a time . If he had to pick up 5 trays from one table and 5 trays from another , how many trips will he make ?

SOLUTION: 2

PROBLEM: 13 ducks are swimming in a lake . 20 more ducks come to join them . How many ducks are swimming in the lake ?

SOLUTION:
33