instruction:
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.
question:
Nancy has 7 black balloons . Mary has 4 times more black balloons than Nancy . How many black balloons does Mary have now ?
answer:
28


question:
Dan grew 42 turnips and 38 cantelopes . Jessica grew 47 turnips . How many turnips did they grow in total ?
answer:
89


question:
Jose wandered 4 kilometers at 2 kilometers per hour . How long did Jose wander ?
answer:

2