PLEASE HELP ASAP Mrs. Jackson gives the table below to her students. In order for the function to be linear, what must a be and why? x 4 26,5 23 , 6 a Oa= 22 because the rate of change is 1. 5 23 Oa=20 because the rate of change is 3. 6 Oa= 22 because the rate of change is1 a =20 because the rate of change is 3.

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.