Was the race a tie? No
If not who won the race? Clyde
how much time did it take each participant to finish the race? clyde: 180mph
carlos: 100 mph
Explain:
Clyde: 50+70+70=180
50 was the constant speed to add the miles to it for both directions to get the total.
Carlos: 60+40=100
Carlos's constant speed was 60 going west but he slowed down to 40 add those to together to get the total.