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:
Dave was working as a sacker at a grocery store where he made 6 dollars an hour . On Monday he worked 6 hours and on Tuesday he worked 2 hours . How much money did Dave make in those two days ?
answer:
48


question:
Adam had 48 books . If he sold 19 of them and used the money he earned to buy 38 new books , how many books would Adam have ?
answer:
67


question:
Oliver is at the library helping put away books . There are 46 book to put away total but a librarian takes 10 of them and leaves Oliver with the rest . If he can fit 4 books on a shelf , how many shelves will he need ?
answer:

9