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.

Robin 's class is going on a field trip to the zoo . If each van can hold 8 people and there are 22 students and 2 adults going , how many vans will they need ?
3

Paul had saved up 4 dollars . If he received another 11 dollars for his allowance , how many 5 dollar toys could he buy ?
3

While shopping for music online , Janet bought 6 country albums and 2 pop albums . Each album came with a lyric sheet and had 9 songs . How many songs did Janet buy total ?

72