Montana Permit Test: Lanes & Passing Practice Questions

Correct answer: No, never

Never pass or overtake another vehicle after entering a single-lane roundabout.

Source: Chapter 3: Signs, Signals, & Markings – Roundabouts in Montana

Correct answer: No, never

You cannot pass on the right by driving off the pavement, which means never passing on the shoulder, paved or not.

Source: Chapter 4: Driving Rules – Passing

Correct answer: About four seconds

You need about a four-second gap whenever you change lanes, enter a roadway, or merge.

Source: Chapter 5: How to Drive Safely – Space to Merge

Correct answer: About 10 seconds

At 55 mph you need about 10 seconds to pass, so you need a 10-second gap and sight distance; pass only one vehicle at a time.

Source: Chapter 5: How to Drive Safely – Space for Passing

Correct answer: About one-third of a mile

You and an oncoming vehicle each cover over 800 feet in 10 seconds, so you need over 1,600 feet—about a third of a mile.

Source: Chapter 5: How to Drive Safely – Space for Passing

Correct answer: Both headlights in mirror

When you can see both headlights of the vehicle you passed in your rearview mirror, it is safe to return.

Source: Chapter 5: How to Drive Safely – Space for Passing