For this case we have the following system of equations:

We multiply the first equation by -1:

We have the following equivalent system:

We add the equations:

Equality is not fulfilled, so the system of equations has no solution.
Answer:
Option C
1/25 of a minute is 2,4 secs.
1/5 = 2,4s
5/5 = 12 secs
P V q = T V F = T
so, pVq is true.
Pretty sure its 183. correct me if im wrong tho