The graph below represents the future value of CD after x years have passed What was the opening balance of the cd

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°?

3382-299=3383- ? fill in the blank?

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost