Help with Drivers ed?!?

PLEASE HELP ME ANSWER THESE LAST FEW QUESTIONS I CANT FIGURE OUT!!

When changing lanes, how big of a gap should you have between the car in front of you and the car behind you?

a) 1 second

b) 2 seconds

c) 3 seconds

d) 4 seconds

33. How long must you wait if you fail the provisional license written test?

a) 1 week

b) 2 weeks

c) 10 days

d) 12 days

34. Which is true regarding a broken yellow line that divides lanes of traffic?

a) you may pass other vehicles

b) you may make left turns over them

c) you may make right turns over them

d) both a and b

35. Choose the sign that is colored black:

a) one way

b) night speed limit

c) inspection station

d) all of the above

36. If your tires are over inflated, friction will

a) increase

b) decrease

c) no change

d) only increase with relation to road surface

Help with Drivers ed?!?
1) Um.. The norm is 2 seconds between you and the car in front of you. And when you are passing a car, before you can go in front of them, you need to see both headlights in your rear view mirror.



2) This is different depending on the state, I know in NY is was a week, ID is was 2 weeks



3) D



4) Uh.. i would assume C, but i don't know



5) C i think.