Question

The cost of $5\frac{1}{4}$ litres of petrol is Rs. $315$. Find the cost of $1$ litre of petrol.

Answer 1

Given the cost of $5\frac{1}{4}$ litres of petrol is Rs. $315$.

Then cost of $1$ litre petrol is Rs. $\frac{315}{\frac{21}{4}}=60$