Vehicle tank

A vehicle tank was 3/5 full of petrol. When 21 liters of fuel was added it was 5/6 full. How many liters of petrol can the tank hold?

Correct result:

V =  0 l

Solution:


3/5V + 21 = 5/6 V

623V = 0

V = 0

Our simple equation calculator calculates it.



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