Question

the scooter fare in delhi is a certain amount for the first kilometre.A lesser amount is charged for each additional km. If i pay 9.60 rupees for travelling 9km and 12.60 rupees for travelling 12 km, find the rate of scooter fare for the first km and for each subsequent km

Answer 1

9km= 9.60
12km=12.60

so, cost of 12- cost of 9= 3 subsequent kms
12.60-9.60=3.0

1 subsequent km= 3.0÷3
1rs.

in 9 kms...initial 1 km's cost =X
X+8×1= 9.60
X=1.6