Question
Hilda bought 7 kg of pork and 2 kg of beef for $118. If she brought 2 kg of pork and 7 kg of beef, she would have to pay $20 less. How much did 1 kg of pork cost?
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Hilda bought 7 kg of pork and 2 kg of beef for $118. If she brought 2 kg of pork and 7 kg of beef, she would have to pay $20 less. How much did 1 kg of pork cost?