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Question

XXXVII − XXXIII + XIX = ____

A
XXIV
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B
XXIII
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C
XIII
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D
XXII
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Solution

The correct option is B XXIII
To solve this problem, we need to convert the given numerals to Hindu-Arabic numerals.

XXXVII = 10 + 10 + 10 + 5 + 1 + 1 = 37
XXXIII = 10 + 10 + 10 + 1 + 1 + 1 = 33
XIX = 10 + 10 - 1 = 19

Thus, XXXVII − XXXIII + XIX
= 37 - 33 + 19 = 4 + 19 = 23

But, 23 = 20 + 3 = XX + III = XXIII

Thus, XXXVII − XXXIII + XIX = XXIII

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