If the car is traveling at 50meters per second then you need to multiply 50 by 60 to get how many meters a minute then multiply that number by 60 to get meters per hour then take that number and divide it by 1000 to get kilometers per hour.
Answer:360 kilometers in 2 hours and the car is going 180 kilometers per hour
You could solve this mathematically but i mean you could use your eyes.... Its most likely C
;)
What do you need help with? it helps us to know the question!
I do i posted a lot of math do the one that i posted a long time ago