SOLUTION: Since Knowledge of chemistry is useful even in nonscientific fields of study, a majority of the students elected to take chemistry. If 38 percent did not take chemistry and 248 stu

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: Since Knowledge of chemistry is useful even in nonscientific fields of study, a majority of the students elected to take chemistry. If 38 percent did not take chemistry and 248 stu      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 170518This question is from textbook
: Since Knowledge of chemistry is useful even in nonscientific fields of study, a majority of the students elected to take chemistry. If 38 percent did not take chemistry and 248 students did take chemistry, how many students were there in all? This question is from textbook

Found 2 solutions by stanbon, Mathtut:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If 38 percent did not take chemistry and 248 students did take chemistry, how many students were there in all?
--------------------------------
Let # of students be "x".
EQUATION:
0.62x = 248
x = 400
==============
Cheers,
Stan H.

Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
since 38% didnt take chemistry then 62% did.
lets call x the number of students in all.
:
.62x=248---->divide by .62
:
highlight%28x=400%29 number of total students