Multiple choice Decimal equivalent of BCD 8421 number (10000.1001) is 80.9 128.9 80.25 128.25 Reveal answer Fill a bubble to check yourself A Correct answer Explanation In 8421 BCD, 10000 is 16 and 1001 is 9. However, the question asks for the decimal equivalent of 10000.1001. If interpreted as 80.9, it implies a different coding or typo in the question's premise.