Robertos toy car travels at 40 centimeters per second at high speed and 15 centimeters per second at low speed. if the car travels for 25 seconds at high speed and then 45 seconds at low speed, what distance would the car have traveled?

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3