TASK DEFINITION: You are given a math word problem and you are supposed to apply multiplication or division mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
PROBLEM: You deposit 70 dollars in a savings account that pays an annual interest rate of 3 % . How much simple interest would you earn in 2.5 years , in dollars ?

SOLUTION: 5.25

PROBLEM: Roger was putting his spare change into piles . He had 3 piles of quarters and 3 piles of dimes . If each pile had 7 coins in it , how many coins did he have total ?

SOLUTION: 42

PROBLEM: Each child has 3 oranges . If there are 4 children , how many oranges are there in total ?

SOLUTION:
12