A) \[~140%\]
B) \[120%\]
C) \[80%\]
D) \[70%\]
Correct Answer: A
Solution :
In 2008, ratio of male to female students \[=\frac{Male}{Female}=2.5\] Male \[=2.5\] female ?...(i) If female students becomes double in 2009. Then \[=\frac{Male}{2\,\,Female}=3\] \[\Rightarrow \] Male = 6 female ??.(ii) % increased in male student from 2008 to 2009 \[=\frac{6\,female-2.5\,female}{2.5\,female}\times 100\] \[=\frac{3.5\,female}{2.5\,female}\times 100=\frac{7}{5}\times 100\] \[\mathbf{=}\]You need to login to perform this action.
You will be redirected in
3 sec