10 times as many as 6 hundreds is 60 hundreds

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.