Lemma
MediumRatio, proportion & variation
AQuA-RAT train #71015 · Algebra · Ratio, proportion & variation

The ratio of the age of a man and his wife is…

The ratio of the age of a man and his wife is 4:3. At the time of marriage the ratio was 5:3 and After 4 years this ratio will become 9:7. How many years ago were they married?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #71015

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