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.

Input: Consider Input: Dana earns $ 13 per hour . She worked 9 hours on Friday , 10 hours on Saturday , and 3 hours on Sunday . How much money did Dana earn in all ?

Output: 286


Input: Consider Input: 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 ?

Output: 72


Input: Consider Input: 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 ?


Output: 20