Question

a man hires an auto rickshaw to cover a certain distance he covers first 513
km at the rate of Rs 10 per km he gave Rs380 to the auto driver said it is not the correct amount and returned him the balance find the correct amount paid back by the auto driver

Answer 1

the total distance = 513 km
cost of travelling 1 km= Rs 10
ATQ
the cost to be paid to the driver = 10 * 513
= Rs 5130
therefore the cost to be paid to the driver more = 5130 - 318
= Rs 4812