1/50.
1.
How does doubling your speed from 20 mph to 40 mph affect your vehicle"s braking distance?
It stays about the same.
It doubles.
It quadruples.
1150 54199 0 C [] 0

Answer correctly : 0   |   Wrong : 0

Answer Sheet :

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests