Question 1076026
Let n be Pedros' speed on his bicycle. Then Joses' speed is 5n. So:
70/5n +4=70/n
70/n-70/5n=4
350-70=20n
n=350-70/20=14
Pedro bikes at 14 mph; Jose drives at 70 mph. &#9786;&#9786;&#9786;&#9786;