Question
Rachel bought 11 kg of beef and 4 kg of chicken for $142. If she brought 4 kg of beef and 11 kg of chicken, she would have to pay $14 less. How much did 1 kg of beef cost?
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Rachel bought 11 kg of beef and 4 kg of chicken for $142. If she brought 4 kg of beef and 11 kg of chicken, she would have to pay $14 less. How much did 1 kg of beef cost?