B. RSP and PST I’m pretty sure.
Answer:
3 and 4
Step-by-step explanation:
You mean 60%of 5 1/2? that makes more sense...
i would do it like this:

(60% is the same as

(so that there is no confusion, i've put it into an improper fraction
now we can multiply:





which is 3.3.
so 60% of 5 and a half is 3.3.
Cant see the other shape... but make a ratio using a side that is alike to both triangles...