1/20 = 5%
...i teraz na proporcje...
5%- 10m²
100%-x
...i teraz mnożymy na krzyż...
5 * x = 10m² * 100
5x = 1000m² /:5
x= 200m²
100m² =1ar
200m²= 2 ary
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1/20 = 5%
...i teraz na proporcje...
5%- 10m²
100%-x
...i teraz mnożymy na krzyż...
5 * x = 10m² * 100
5x = 1000m² /:5
x= 200m²
100m² =1ar
200m²= 2 ary