Yes. You will benefit from it.
No.it's not necessary to take tution for good result.the topic you can't understand, ask about your friend or classmate.If he know about that you can easily understand that topic.
no tuition are not really required
Tuition is for helping and learning for when you get older. By learning you might become a millionaire.
necessary means if do you think you should be doing that or do you feel that your doing the right thing "do you feel that's necessary"