Save trees

25 tons of old paper will save 1,600 trees. How many tons of paper is needed to save the 32 trees in the park?

Correct result:

x =  0.5 t


x=321600 25=12=0.5 tx=\dfrac{ 32 }{ 1600 } \cdot \ 25=\dfrac{ 1 }{ 2 }=0.5 \ \text{t}

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