A) \[\frac{5}{9}\]
B) \[\frac{2}{7}\]
C) \[\frac{10}{9}\]
D) \[\frac{10}{7}\]
Correct Answer: C
Solution :
\[\frac{2a+b}{a+4b}=3\] (Given) \[\Rightarrow \] \[2a+b=3a+12b\] \[\Rightarrow \] \[3a-2a=b-12b\] \[\Rightarrow \] \[a=-11b\] Then, \[\frac{a+b}{a+2b}=\frac{-11b+b}{-11b+2b}=\frac{-10b}{-9b}=\frac{10}{9}\]You need to login to perform this action.
You will be redirected in
3 sec