Respuesta :

Answer:

$31.55

Step-by-step explanation:

cost of trip = initial fee + (km rate x number of km)

given initial fee = $0.75, km rate = 0.11  per km, number of km = 280km

cost of trip = 0.75 + (0.11 x 280)

= 0.75 + 30.80

= $31.55