The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: a store sells chairs and tables . if the price of 2 chairs and 1 table is 60 % of the price of 1 chair and 2 tables , and the price of 1 table and 1 chair is $ 72 , what is the price , in dollars , of 1 table ? ( assume that every chair has the same price and every table has the same price . )

Output: 63

Input: Consider Input: Problem: if the cost price of 50 articles is equal to the selling price of 40 articles , then the gain or loss percent is ?

Output: 25 %

Input: Consider Input: Problem: if 5 students are made to sit in a row , then 6 do n ' t have seats . if 12 students are made to sit in a row , then 3 rows are empty . how many students have to sit a row such that each row has equal number of students and all students are seated ?
Output: