There are only red buttons, yellow buttons and orange buttons in a jar. the number of red buttons, the number of yellow buttons and the number of orange buttons are in the ratio 7 : 4 : 9 work out what percentage of the buttons in the jar are orange

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

What is the slope of the line that contains the points (-2,1) and (0,-3)

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )