Find the Roman number for number: 49
B
Correct answer
Explanation
The Roman numeral for 49 is XLIX, representing 40 (XL = 50-10) + 9 (IX = 10-1). This uses subtractive notation correctly. Option A (XXLI) is invalid notation. Option C (XILX) doesn't follow Roman numeral rules. Option D (XL) represents only 40, not 49.