Can A Body Really Get Toned Like The Miss Fitness USA Girls?

Please advise simple effective ways.

Improving Personal Physical Fitness? Could Someone Who Came 33rd Out Of 40 Girls Cross Country, Become 1st?

I came 33rd lol. it was yesterday, over a distance of 3 miles. If I run 3 + miles every day, and increased my speed on a treadmill, I would improve next year in cross country? perhaps finish in the top 3?

Thank you!