Multiple choice

16 in binary is?

  1. 10001

  2. 10000

  3. 01000

  4. 10100

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

In binary, place values increase by powers of two from right to left (1, 2, 4, 8, 16). The number 16 is represented by a 1 in the 16s place and 0s in all lower places, resulting in 10000.