Is real estate a tough field?
Real estate is a very tough field, but depending on the person, it may or may not be for you.
Where can you apply basic math other than school?
Everywhere! The most important place where basic math can be applied is toward's your own financial status. Keeping track of this can help you save for a better future.
Why do you think English is a subject that needs to be mastered?
I believe English, whether it be writing skills or grammatical, is critical to alleviate success today in any given field.