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]: Seth bought 20 cartons of ice cream and 2 cartons of yogurt . Each carton of ice cream cost $ 6 and each carton of yogurt cost $ 1 . How much more did Seth spend on ice cream than on yogurt ?
[A]: 118


[Q]: A chef needs to cook 12 potatoes . He has already cooked 6 . If each potato takes 6 minutes to cook , how long will it take him to cook the rest ?
[A]: 36


[Q]: Katie was selling her necklaces at a garage sale . She sold 4 bead necklaces and 3 gem stone necklaces . If each necklace cost 3 dollars , how much money did she earn ?
[A]:
21