Question

The binary equivalent of the decimal number 10 is

• A. 1010
• B. 1001
• C. 1110
• D. 1100

Hint:

Binary numbers are formed using only 0 and 1 based on powers of 2.

Answer 1

The Correct Option is A

Step 1: Divide the number by 2 repeatedly.
\[ 10 \div 2 = 5 \text{ remainder } 0 \] \[ 5 \div 2 = 2 \text{ remainder } 1 \] \[ 2 \div 2 = 1 \text{ remainder } 0 \] \[ 1 \div 2 = 0 \text{ remainder } 1 \]
Step 2: Write remainders in reverse order.
Binary equivalent = 1010
Step 3: Conclusion.
The correct binary representation of 10 is 1010.