A) 4
B) 2
C) 7
D) \[\frac{1}{4}\]
Correct Answer: A
Solution :
\[\frac{a}{5}=\frac{b}{7}=\frac{c}{8}=k\] \[\Rightarrow \] \[a=5k,\] \[b=7k\] and \[c=8k\] \[\therefore \] \[\frac{a+b+c}{a}=\frac{5k+7k+8k}{5k}=4\]You need to login to perform this action.
You will be redirected in
3 sec