Sorry I did this in 6th grade, I’ll help tho! 
READ THIS, it helps!
24 and 18 (divide each by 3 and you get your 8 and 6) 
48 and 36 ( divide both by 6 and you get 8 and 6) 
64 and 48 ( you divide 64 by 8 and get 8 and divide 48 by 6 and you get 8)
Answer: Table K
Hope this helps!!