Answer:
1:2
Step-by-step explanation:
There are 16 marbles in total. 3+5+8=16
8 of them are blue so it is 8:16 simplify 1:2
The total number of marbles is
3+5+8 = 16
blue : total
8 : 16
Divide each side by 8
8/8 : 16/8
21. yes 22. yes 23: no 24:no 25:yes
EZ
180
try using desmos. its a graphing calculator