Respuesta :

425/50= 8.5 seconds is your Answer
underV
The correct answer is 8,5

50 m/s means that the car moves 50 meters in one second.
If you  want to know how long it takes to move 425 meters, you just do a rule of three

50 meters  ------ 1 second
425 meters--------x seconds

x= 425 x 1 /50
=8,5