Euros

Peter spent a quarter of his pocket saving. He has 9 euros now in his wallet . How many euros spent?

Result

x =  3 Eur

Solution:

3/4a=9 a=9⋅ 4/3=12 x=a/4=12/4=3 Eur3/4a=9 \ \\ a=9 \cdot \ 4/3=12 \ \\ x=a/4=12/4=3 \ \text{Eur}

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