Question:
One litre of petrol costs ₹ $63 \frac{3}{4}$. What is the cost of 34 litres of petrol?
Solution:
Cost of 1 litre of petrol $=$ ₹ $63 \frac{3}{4}$
Cost of 34 litres of petrol $=63 \frac{3}{4} \times 34=\frac{255}{4} \times 34=₹ 2167 \frac{1}{2}$
So, the cost of 34 litres of petrol is ₹ $2167 \frac{1}{2}$.