please help for 40points !!

A store is having a 25% off sale. An item has a price of p. Which expressions can be used to find the sale price of the item? Check all that apply

p- 0.25p
0.25p
p+0.25p
-0.25p
0.75p
1.25p
(1+0.25)p
(1-0.25)p