Question
PSLE
Kathy has 3 empty bottles Q, R and S. She poured an equal amount of water into each of them. After that, 13 of Q was filled with water, 34 of R was filled with water and 15 of S was filled with water. What is the ratio of the capacity of flask Q to flask R to flask S?
2 m

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PSLE
Kathy has 3 empty bottles Q, R and S. She poured an equal amount of water into each of them. After that, 13 of Q was filled with water, 34 of R was filled with water and 15 of S was filled with water. What is the ratio of the capacity of flask Q to flask R to flask S?