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.

The number of gears a machine can make varies directly by how long it operates . If it can make 2088 gears in 8 hours , How many gears can it make in 9 hours ?
2349

A new building needed 10 windows . The builder had already installed 6 of them . If it takes 5 hours to install each window , how long will it take him to install the rest ?
20

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

72