Question

A number $243$ is represented as F$3$ in a number system. Which number system is used to represent $243$ as F$3$?

• A. Binary
• B. Gray code
• C. Octal
• D. Hexadecimal

Answer 1

Answer: (D)

Hexadecimal

A number 243 is represented as F3 in a number system.

Hexadecimal is a positional numeral system with a radix, or base, of 16. It uses sixteen distinct symbols, most often the symbols 0–9 to represent values zero to nine, and A–F to represent values ten to fifteen.

So, 243- F3.