Question
PSLE
Three boys collected coins. Ethan collected 3r coins which was one quarter as many as what Nick collected. Mark collected 9 coins less than Ethan. How many coins did they collect altogether? Give the answer in terms of r in the simplest form.
2 m

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PSLE
Three boys collected coins. Ethan collected 3r coins which was one quarter as many as what Nick collected. Mark collected 9 coins less than Ethan. How many coins did they collect altogether? Give the answer in terms of r in the simplest form.