1
Question
The number of matchsticks that can be used to write 39 in roman system are:
The number of matchsticks that can be used to write 39 in roman system are:
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Solution
The correct option is B 9
The
Roman numerals are represented by the following letters:
I =
1
V =
5
X =
10
L =
50
C =
100
D =
500
M =
1000
If a numeral is followed by
another numeral of lower denomination, the two are added together;
if it is preceded by one of
lower denomination, the smaller numeral is subtracted from the greater.
XXXIX = 10+10+10+10-1 = 39∴ Number of matchsticks required would be 9.
The Roman numerals are represented by the following letters:
I = 1
V = 5
X = 10
L = 50
C = 100
D = 500
M = 1000
If a numeral is followed by another numeral of lower denomination, the two are added together;
if it is preceded by one of lower denomination, the smaller numeral is subtracted from the greater.
∴ Number of matchsticks required would be 9.
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