Question
Jean bought 11 kg of pork and 6 kg of beef for $152. If she brought 6 kg of pork and 11 kg of beef, she would have to pay $15 less. How much did 1 kg of beef cost?
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Jean bought 11 kg of pork and 6 kg of beef for $152. If she brought 6 kg of pork and 11 kg of beef, she would have to pay $15 less. How much did 1 kg of beef cost?