find M-?
st(1) (0.33M+0.2F) transferred from another college, but how many students are at the present college, how many students were transferred from another college. Not Sufficient
st(2) 0.25(M+F) are transferred from another college, but how many Male and Female students (out 75% students at the present) are at the present college. Not Sufficient.
Combined st(1&2): M+F=100, 0.25(M+F)=0.33M+0.2F. Solve for F and M. Sufficient
IOM C

gvosough wrote:What fration of this year's graduating students at a certain college are males?
(1) Of this graduating students, 33% of the males and 20% of the females transferred from another college
(2) Of this year's graduating students, 25% transferred from another college.

Thanks,

OA: C