How much kinetic energy does a 25 kg soccer ball have once its been kicked and has a speed of 5 m/s? HELP PLEASE I HAVE TO TURN IT IN OR I GET A 0 I BEG YOU GUYS

[tex]E_c = \dfrac{mv^2}{2}[/tex]
[tex]E_c = \dfrac{25\cdot (5^2)}{2}[/tex]
[tex]E_c = 312.5 \text{ J}[/tex]