step by step answer plz
The time taken and the distance that a car can travel are in direct proportion. A car travelling at a constant speed for 3 hours can cover a distance of 270 km. Find (a) how far the car can travel in 2 hours, (b) how long it would take for the car to travel 405 km, (c) how far the car can travel in t hours, (d) how long it would take for the car to travel d km.