Question
Mrs Seow has to pay $44 for 3 kg of pork and 4 kg of chicken. She has to pay $57 if she buys 4 kg of pork and 5 kg of chicken. How much does 1 kg of pork cost?
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Mrs Seow has to pay $44 for 3 kg of pork and 4 kg of chicken. She has to pay $57 if she buys 4 kg of pork and 5 kg of chicken. How much does 1 kg of pork cost?