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(125,42) * x + fr(25,7) * y) Wrong answer

Step-by-step explanation:

z=25000/100 x/12/7+30000/100 y/12/7 z=12542 x+257 y

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