Multiple choice Convert the octal number 200 into Hexadecimal number system. 10000000 80 D0 00000001 04 Reveal answer Fill a bubble to check yourself B Correct answer Explanation 200 octal number means 010 , 000 and 000,i.e. 010000000. So, its hexadecimal number will be 1000 , 0000,i.e. 80.