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Coins in a Line

Number Theory · 28th PMO Qualifying Stage 1167
The diameter of a 1-peso coin and a 5-peso coin are 24 mm and 27 mm, respectively. Suppose we laid down some 1-peso coins and 5-peso coins end-to-end, forming a line that is 18 cm long. What is the total value of all the coins in the line, in pesos?
A17 B19 C21 D23