Multiple choice

What is the decimal equivalent of hexadecimal number FF?

  1. 1515

  2. 255

  3. FF is not a number in any number system.

  4. 11111111

  5. 225

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

F is equivalent to 15 in decimal. Hexadecimal FF will be equal to 16*15 + 15 = 255 in decimal number system.