Lemma
MediumRatio & rate
AQuA-RAT train #28306 · Arithmetic · Ratio & rate

Three fill pipes A, B and C can fill separately a cistern…

Three fill pipes A, B and C can fill separately a cistern in 3, 4 and 6 minutes respectively. A was opened first. After 1 minute, B was opened and after 2 minutes from the start of A, C was also opened. Find the time when the cistern will be full ?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #28306

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