In the Atwood's machine the system starts from rest. What is the speed and distance moved by each mass at t = 3s?

In the Atwood's machine the system starts from rest. What is the speed

1.	In the Atwood's machine the system starts from rest. What is the speed and distance moved by each mass at t = 3s?
Answer» ANSWER :`2.67ms^(-1)`, 4M