You are given a math word problem and you are supposed to apply a single mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report final the numerical answer.
One example is below.
Q: Rachel strolled to Nicholas 's house . It is 10 miles from Rachel 's house to Nicholas 's house . It took Rachel 5 hours to get there . How fast did Rachel go ?
A: 2
Rationale: Rachel's speed = distance/time = 10/5 = 2
Q: Lisa starts with 91 bananas . Maria gives Lisa 8 more . How many bananas does Lisa end with ?
A:
99