Question
Risa bought 7 kg of chicken and 2 kg of pork for $84. If she brought 2 kg of chicken and 7 kg of pork, she would have to pay $15 less. How much did 1 kg of pork cost?
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Risa bought 7 kg of chicken and 2 kg of pork for $84. If she brought 2 kg of chicken and 7 kg of pork, she would have to pay $15 less. How much did 1 kg of pork cost?