Quando é 12 dividir por (-3)

Acar with a mass of 600 kg is traveling at a velocity of 10m/s. how much kinetic energy does it have?

Answer asap ! the shortest path from point a to point b goes through a pond. to avoid the pond, you must walk straight 34 meters along one edge of the pond, then take a 90 degree turn, and again walk straight 41 meters along another edge of the pond to reach point b. about how many meters would be saved if it were possible to walk through the pond? a. 11 m b. 20 m c. 30.45 m d. 21.73 m

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class