Question Reduce your speed when: Answers The road is icy. There is dense fog. It is raining. All of the above. Explanation The maximum speed limit should be driven only under ideal conditions. You must reduce your speed when safety requires it, such as during snowy, icy, rainy, or foggy weather. Pass your DMV Written Test with flying colors Take me to the cheat sheet New Mexico This questions appears in the following tests: New Mexico Practice Test 20 New Mexico Practice Test 20