1 meter = 3.3 feet
12 meter = 39.6 feet
The velocity of car is 3 feet per second
to travel 3 feet it takes one second,
so consider for 39.6 it will take X second,
now the equation will become
3/39.6 = 1/X
X= 39.6/3 = 13.2 second
Answer = it would take 13.2 second to travel 12 meters!