It would be 5*5*5 which is 125 :D
The percent discount is 30%.
If you multiply $32 by .30, you will get $9.60. That is the amount of the discount. If you subtract $9.60 from $32, you will get $22.40 which is what he paid before tax. Therefore the percent discount is 30%.
2 different possible ways if there is only 2 students.
Each person will get two and one quarter (2.25) pies