Answer:
30%
Step-by-step explanation:
To know the percentage you times the fraction with 100
So

Since you have 69 milkshakes with whipped cream out of the 230 milkshakes. And you times it with 100
Here you go! Hopefully it was correct as i used an app called Cymath.Please mark me as Brainliest!
Triangle has 180 degrees:
180=2m-3+m+4+3m+5
Combine like terms
180 = 6m+6
Subtract 6 from 180
174=6m
Divide by 6
m=29
Brainliest if that helped, please :)