Complete Question
The complete question is shown on the first uploaded image
Answer:
a

b

c

Step-by-step explanation:
From the diagram we are told that
The first mass is

The second mass is

The third mass is

The fourth mass is

Gnerally the total mass accelerated by right force is mathematically evaluated as



Gnerally the total mass accelerated by cord 3 is mathematically evaluated as



Gnerally the total mass accelerated by cord 3 is mathematically evaluated as

