hello cool people,
chapter:direct and inverse proportion
a truck covers a distance of 510km in 34 litres of diesel.how much distance would it cover in20 litres of diesel?
(read the question , answer them carefully)
chapter:direct and inverse proportion
a truck covers a distance of 510km in 34 litres of diesel.how much distance would it cover in20 litres of diesel?
(read the question , answer them carefully)
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34 litres of diesel = 510 km
1 litres = (?)
1×510÷34
510÷34
15 km
Therefore a truck travel 15 km in 1 litre .
1 litre of diesel = 15 km
20 litre = (?)
20×15÷1
300 km
Therefore a truck travel 300 km with 15 litre of diesel.
Hope it helps you.
distance. =. 510. x
litres of petrol = 34litres. 20 litres
cross multiplication
x*34 = 20*510
x=20*510/34
x=10*510/17
x=5100/7
x=300
hence, 300km is ans