Practice question

When driving on packed snow, you should reduce your speed:

  1. By at least one-half.
  2. By about one-third.
  3. By about one-quarter.
  4. By about one-eighth.

Answer: A — By at least one-half.

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Massachusetts CDL Class B Knowledge Test 2 →