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.

[Q]: Tim got 3 nickels and 13 dimes for shining shoes , and in his tip jar found 7 dimes and 9 half - dollars . How much money did Tim get ?
[A]: 6.65


[Q]: Ned had 15 video games but 6 of them were n't working . If he wanted to sell the working games for $ 7 each , how much money could he earn ?
[A]: 63


[Q]: Jeremy strolled 20 kilometers at 2 kilometers per hour . How long did Jeremy stroll ?
[A]:
10