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xkg truskawek - 2kg dżemu
2.5x=5*2
2,5x=10/2,5
x=4kg
Odp. Z 4kg truskawek.
8*250g=2000g=2kg
2kg*2=4kg
2 : 1
8×0,25kg= 2 kg ( dżemu )
2 kg (dżemu) = 4 kg (truskawek)