How much lime (in kg) and soda (in kg) are required for treating 30,000 liters of water with the given analysis?
a) Lime: 45 kg, Soda: 60 kg
b) Lime: 60 kg, Soda: 45 kg
c) Lime: 30 kg, Soda: 75 kg
d) Lime: 75 kg, Soda: 30 kg