What is the midpoint of (2,-2,4) and (-2,0,6)

How do you divide 9/4 divided by 10/3

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? )

Which graph has a rate of change of zero