Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
39
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
52
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
62
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is A 42 We know that, L = 50 and X = 10.
If a lesser roman number is written towards the left of bigger roman numbers, that number to be subtarcted..
So, XL = 40
XLII = XL + II
= 40 + 2
= 42
Hence decimal form of XLII is 42.