Question
Mrs Leng has to pay $34 for 3 kg of beef and 4 kg of venison. She has to pay $44 if she buys 4 kg of beef and 5 kg of venison. How much does 1 kg of beef cost?
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Mrs Leng has to pay $34 for 3 kg of beef and 4 kg of venison. She has to pay $44 if she buys 4 kg of beef and 5 kg of venison. How much does 1 kg of beef cost?