Twelve students work on a week forestry brigade. One hundred spruces will receive x CZK, one hundred pine y CZK. How many receive each one students did in one day if they planted a total of 25,000 spruces per week and 30,000 pine trees? Express by expression.


z = (Correct answer is: fr(875,6) * x + fr(25,7) * y) Wrong answer


Solution in text z =

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