emmm can people help me again of this time there's 2 so plz make sure to answer both and ALL of them plz ill also give brainliest to and 10 points for it ( ignore the sigh with the red box its all extra credits PLZZZZ


Answer:
5a. 321
5b. 52
I don't think I understand 6a. and 6b.
Step-by-step explanation: