Ahmed and Gavin are playing both chess and checkers. The probability of Ahmed winning the chess game is 45% percent. The probability of Ahmed winning the checkers game is 0.36

Can you simplify 4/7? 24 points will be awarded!

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°?

How can you tell when x and y are not directly proportional?