Question

Arrange these numbers in ascending order:
XI, XX, XIV, XXX

• A. XI, XX, XIV, XXX
• B. XI, XIV, XX, XXX
• C. XX, XIV, XXX, XI
• D. XIV, XX, XXX, XI

Answer 1

The correct option is B XI, XIV, XX, XXX

XI = 10 + 1 = 11
XIV = 10 + 5 - 1 = 14
XX = 10 + 10 = 20
XXX = 10 + 10 + 10 = 30

We know that 11 < 14 < 20 < 30.

Therefore, XI , XIV, XX, XXX is the correct orer.