Question

a car can cover a distance of 357 km on 42 litre of petrol. How far can I travel on 12 litres of petrol why

Answer 1

42 lit____357 km
12 lit_____ x km

x=(357/42)12=102 km

reason: use rules of proportionality

Answer 2

42 litres=357Km
1litre=357/42
for 1litre=8.5 Km
12 litres of petrol=12*8.5
for 12 litres of petrol=102 Km

please mark me as brainleast!!!!