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.
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Question: In fourth grade there were 40 students at the start of the year . During the year 14 students left and 26 new students came to school . How many students were in fourth grade at the end ?

Answer: 52


Question: Sam had saved up 8 dollars . If he received another 7 dollars for his allowance , how many 3 dollar toys could he buy ?

Answer: 5


Question: A restaurant sold 49 hamburgers last week . How many hamburgers on average were sold each day ?

Answer:
7