A music store bought a CD set at a cost of ​$20. When the store sold the CD​ set, the percent markup was ​25%. Find the selling price.

25 dollars

Step-by-step explanation:

25% of 20 is 5

so

you add 5 to 20 to get 25 dollars

answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^