Q. (7) A tin contains 20 l of petrol. Due to leaberage 3 lof petal in last.Percentage of petral left.
Calculate petrol left: Calculate the amount of petrol left after leakage.Original amount = 20 liters, Leakage = 3 liters.Petrol left = 20 liters - 3 liters = 17 liters.
Calculate percentage of petrol: Calculate the percentage of petrol left.Percentage = (Original amountPetrol left)×100Percentage = (2017)×100 = 85\%.
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