instruction:
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.
question:
After the price of petroleum oil went up by 10 % , a consumer reduced his oil consumption by the same percent . By what percent would his petroleum bill be changed ?
answer:
1


question:
The cost of 5 feet of chain is 2 dollars , what length of chain can be purchased with 7.5 dollars ?
answer:
18.75


question:
I need to figure out how to get the amount from a phone bill sent to Boston on June 16 . The Rate for First Minute is 0.4698 , the Rate for Additional Minutes is 0.374 , and the Total Minutes are 17 . How much is the bill ?
answer:

6.45