HELP PLEASE Miguel drove for 8 hours at a constant rate. He drove a total of 424 miles.

Donna also drove at a constant rate. This table shows the number of miles she had driven in different numbers of hours.

Who drove at a slower speed?

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm