the graph shows the distance a car travels at a constant speed. what is the speed of the car?
a) 20 mph
b) 40 mph
c) 60 mph
d) 80 mph

If an athlete can bike 6 miles in 25 minutes, how many miles will he bike in an hour and half if he continues to bike at the same rate?

Let r = 3. what is the value of r + 58?

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?