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

[Q]: Problem: tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random . what is the probability taht the ticket drawn has a number which is a multiple of 3 or 5 ?
[A]: 9 / 20


[Q]: Problem: | x + 3 | – | 4 - x | = | 9 + x | how many solutions will this equation have ?
[A]: 1


[Q]: Problem: in a hostel , the number of students decreased by 12 % and the price of food increased by 20 % over the previous year . if each student consumes the same amount of food then by how much should the consumption of food be cut short by every student , so that the total cost of the food remains the same as that of the previous year ?
[A]:
5.3