When driving on a wet road, you should reduce your speed by:

1/3. Section 2.6: On a wet road, you should reduce your speed by about one-third (e.g., slow from 55 to about 35 mph).

When driving on a wet road, you should reduce your speed by:

ANSWER BREAKDOWN
  • A. Incorrect. The correct reduction is 1/3, not 1/4. On a wet road, you should reduce your speed by about one-third (e.g., slow from 55 to about 35 mph).
  • B. Correct. On a wet road, you should reduce your speed by about one-third (e.g., slow from 55 to about 35 mph).
  • C. Incorrect. The correct reduction is 1/3, not 1/2. On a wet road, you should reduce your speed by about one-third (e.g., slow from 55 to about 35 mph).
  • D. Incorrect. "Do not reduce speed." is not correct. On a wet road, you should reduce your speed by about one-third (e.g., slow from 55 to about 35 mph).