A) 7 : 8
B) 8 : 7
C) 9 : 8
D) 9 : 7
Correct Answer: C
Solution :
According to the question, \[E+M=170\] ...(i) \[E-M=10\] ...(ii) Adding both the equations, \[2E=180\] \[\Rightarrow \] \[E=90\] From Eq (i), \[M=\text{ }170-90=80\] \[\therefore \] \[\frac{E}{M}=\frac{9}{8}\]You need to login to perform this action.
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