use the law of detachment to draw a conclusion

Question

If a student wants to go to college, then the student must study hard

Rashid wants to go to the Univeristy of North Carolinia

Answer 1

Rashid must study hard.

(assuming Rashid is a student)

Answer 2

He will go to the collage if he studies very hard, doesn't goof of and gets good grades in school.  Try to impress the teacher with your smarts.  It some times works.  Turn in all your work, that is how you get good grades.

Hope my answer answers your question. 

Answer 3

Rashid must study hard