Answer:
Well, it is using pattern!
Step-by-step explanation:
It is starting on 20 + 5 and the 2nd starts of 25 + 4.
Not 100% sure.
You can click on this link.
https://www.bartleby.com/questions-and-answers/for-the-raw-data-25-24-24-14-15-20-19-15-24-25-28-15-15-24-20-14-17-18-14-15-24-24-25-19-20-15-19-21/a90c87c7-e9ff-4912-9346-d22d2da5a6cc
You can copy and past the link, so that you can enter the website.
Please mark brainliest!!