a)
500 zł×50%=250 zl
500 zł×25%=125 zl
500 zł×10% = 50 zł
500 zł×1% = 5 zł
b)
1 km×50%=500 m
1 km ×25%=250 m
1 km×10%=100 m
1 km×1%=10 m
c)
40 kg×50%=20 kg
40 kg×25%=10 kg
40 kg×10%=4 kg
40 kg×1%=0,4 kg
d)
800 ml×50%=400 ml
800 ml×25%=200 ml
800 ml×10%=80ml
800 ml×1%=8 ml