Hello there! :)

It's rational
it's an integer
Hope it helps!
~Just an emotional teen listening to her favorite song "Try Everything"

Answer:
46.22
Step-by-step explanation:
Class A total= 23 x 13= 299
Clas B total= 57 x 28= 1596
total score= 299 + 1596 = 1895
total mean= 1895 ÷ (13+28) = 1895 ÷ 41
= 46.22
Hm i think it might be 2:8?
What's the question? tell me what you need to do with the words and i can help you.