Question
Diana bought a sack of black bean on Day 5 and cooked 112 kg of black bean every day. By Day 11, she was 12 kg short of black bean. On which day did she finish cooking 310 of the black bean in the sack? Give your answer in number. (Eg Day 1 = 1)
3 m

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Diana bought a sack of black bean on Day 5 and cooked 112 kg of black bean every day. By Day 11, she was 12 kg short of black bean. On which day did she finish cooking 310 of the black bean in the sack? Give your answer in number. (Eg Day 1 = 1)