a car can cover a distance of 225 km on 15 litres of a petrol. how far can it travel on 9 litres of petrol?
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Answer:
135 km
Step-by-step explanation:
This is a case of direct proportion. So, x/y should be a constant.
225/15 = x/9
x = (225 * 9)/15
x = 135 km
Hence, the car can travel 135 km with 9 litres of petrol.
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