Calculate the distance travelled by the vehicle.
 
The following table contains the data of speed and the time in which the vehicle has travelled.
Duration (in \(hr\)) 3 6 9 12 15
Speed (in \(km\)\(/\)\(hr\)) 5 18 21 33 43
 
What is the total distance covered by the vehicle at the time of \(12\) \(hours\) ?
 
Answer:  \(km\)
 
Important!
Note: Enter your answer with two decimal digits.