a. 45/90 = .../... b. 18/30 = .../... c. 36/63 = .../...

Name: a. 45/90 = .../... b. 18/30 = .../... c. 36/63 = .../...
Uploaded: 2024-07-12T03:12:00
Duration: PT8M20.8S
Description: a. 45/90 = .../... b. 18/30 = .../... c. 36/63 = .../...