How much following distance should you have with doubles/triples?

1 second for every 10 feet of vehicle length.. Section 2.7 (applied to 7.1): Use the same formula: 1 second for every 10 feet of vehicle

How much following distance should you have with doubles/triples?

ANSWER BREAKDOWN
  • A. Correct. Section 2.7 (applied to 7.1): Use the same formula: 1 second for every 10 feet of vehicle length, plus 1 second if going over 40 mph.
  • B. Incorrect. "Same as a car." is not correct. Section 2.7 (applied to 7.1): Use the same formula: 1 second for every 10 feet of vehicle length, plus 1 second if going over 40 mph.
  • C. Incorrect. 3 seconds is more than necessary. The correct following distance is 1 seconds. Section 2.7 (applied to 7.1): Use the same formula: 1 second for every 10 feet of vehicle length, plus 1 second if going over 40 mph.
  • D. Incorrect. The correct distance is 10 feet, not 100 feet. Section 2.7 (applied to 7.1): Use the same formula: 1 second for every 10 feet of vehicle length, plus 1 second if going over 40 mph.