Multiple choice The resistance value for a blue, gray, red, silver resistor is _______. 6,120 612 6,800 6,210 601 Reveal answer Fill a bubble to check yourself A Correct answer Explanation According to resistor colour codeBlue = 6, gray = 8, Red = 2, black=0. So 6800 Ohms or 6.8k Ohms and tolerance is 10 % therefore 6800-680=6120 ohms.