instruction:
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:
Mary , Sam , Keith , and Alyssa each have 6 baseball cards . How many baseball cards do they have in all ?
answer:
24


question:
Joan has 9 blue balloons , Sally has 5 blue balloons , and Jessica has 2 blue balloons . How many blue balloons do they have in total ?
answer:
16


question:
A waiter had 9 tables he was waiting on , with 7 women and 3 men at each table . How many customers total did the waiter have ?
answer:

90