It equals: 100
Improved Answer:-
They represent 10, 5 and 5 respectively and when added up they equal XX (20)
V :) x
B is not used in Roman numerals. Only I, V, X, L, C, D, and M are used.
CML
87
10 is equal to X in roman numerals
A is not used in Roman numerals. Only I, V, X, L, C, D, and M are used.
V :) x
V-X-MCMLXXXIII
20
B is not used in Roman numerals. Only I, V, X, L, C, D, and M are used.
CML
87
"X" in Roman numerals is 10. Roman Numeral Chart I=1 V=5 X=10 L=50 C=100 D=500 M=1000
10 is equal to X in roman numerals
M M X V I
68
It is unusual to do arithmetic in Roman numerals, but I x V is the same as 1 x 5 which is of course 5.