What percent of the students at Jefferson High School study French but not Spanish?
(1) 30% of all students at Jefferson High School study French.
(2) 40% of all students at Jefferson High School do not study Spanish.
Let us assume there are 100 students then, we have
Total= No. of students that study French (F) + No. of Students that study (S) - no. of students that study both (B) + Neither (N)
Thus we have
St 1 gives us F only so not sufficient
So, Option A and D ruled out
St 2 ----> F+ N = 40
Alone not sufficient, so B ruled out
Combining we get S-B = 60, We still cannot find out S and B therefore insufficent and hence ans E
“Many of life's failures are people who did not realize how close they were to success when they gave up.”
“If you can't fly then run, if you can't run then walk, if you can't walk then crawl, but whatever you do you have to keep moving forward.”
“Renew, release, let go. Yesterday’s gone. There’s nothing you can do to bring it back. You can’t “should’ve” done something. You can only DO something. Renew yourself. Release that attachment. Today is a new day!”