Question

a car travels 15 km per a litre.1 litre petrol cost Rs 76.50 find the travelling charges to travel 2250 km?

Answer 1

Given,
1 liter petrol cost=76.50
1 liter of petrol used for 15km
therefore
15:1::2250:x
product of means=product of extrems
==2250=15x
==2250÷15=x
=150=x
therefore it consume 150 liters
then,
150×76.50=11475
therefore,
The travelling charges to travel 2250km is 11475

Answer 2

15km=1 litre
2250km=2250÷15
=150litre
150×76.50=Rs.11475