In binary, the decimal number 87 is represented by:
A) 01011011
B) 00110101
C) 10011010
D) 01010111

Question

Quizplus · Accepted Answer

To convert the decimal number 87 to binary, you divide by 2 and keep track of the remainders. Starting with 87: 87/2 = 43 remainder 1, 43/2 = 21 remainder 1, 21/2 = 10 remainder 1, 10/2 = 5 remainder 0, 5/2 = 2 remainder 1, 2/2 = 1 remainder 0, 1/2 = 0 remainder 1. Writing the remainders in reverse order gives 01010111.

In Binary, the Decimal Number 87 Is Represented By