Which is better 4:3 odds or 3:4 odds? Why?

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Math it's appreciated. (picture provided)

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8