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MathNet 2006 — Part 02 Question 128

Math Olympiad Vault · MathNet 2006 — Part 02

Question 128

The price of a taxi ride is a fixed $R\$ 2,50$ ("flag"), plus $R\$ 0,10$ for every 100 meters traveled. I only have $R\$ 10,00$ in my pocket. So, I have money for a race up to:

A) $2,5~\mathrm{km}$

B) $5,0~\mathrm{km}$

C) $7,5~\mathrm{km}$

D) $10,0~\mathrm{km}$

E) $12,5~\mathrm{km}$