15% = .15(move the decimal two times to the left)
The answer is 4.80 once you move the decimal back into it's original place.
Then you would do this since it's a discount
And that's your answer!
If you are confused let me know! Here's A reference ✓
Answer:
She plays 5 new songs for every 2 old ones.
If she plays 15 new songs, she will play 6 old songs.
15 + 6 = 21
thus, she played 21 songs altogether.
I just did this problem on e2020 and its
1.SAS
2.CPCTC