25 Tricky IQ Questions and Answers

3. Roman Number Equation Problem

Question: Considering below equation holds,

V + II – VI = 10
IV – X + VIII = 20
IV – VII + VI = 30

then, I + II + III = ?

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Answer: 60

V + II – VI = 10
=> I = 10

IV – X + VIII = 20
=> II = 20

IV – VII + VI = 30
=> III = 30

I + II + III = 10 + 20 + 30