You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
--------
Question: Emily was playing a video game and had 42 lives . In a hard part of the game she lost 25 lives . If she got 24 more lives in the next level , how many lives would she have ?

Answer: 41


Question: At Mrs. Hilt 's house , there was 29 inches of snow , and Brecknock Elementary School received 17 inches of snow . How much more snow did Mrs. Hilt 's house have ?

Answer: 12


Question: While making pastries , a bakery used 0.2 bag of wheat flour and 0.1 bag of white flour . How many bags of flour did the bakery use in all ?

Answer:
0.3