Answer:
The answer is 200 L
Step-by-step explanation:
The new volume can be found by using the formula for Boyle's law which is

where
P1 is the initial pressure
P2 is the final pressure
V1 is the initial volume
V2 is the final volume
Since we are finding the new volume

So we have

We have the final answer as
200 L
Hope this helps you