A) 8
B) 4
C) 7
D) 9
Correct Answer: C
Solution :
[c] \[\therefore \] \[\left. \begin{matrix} 7:8 \\ 8:4 \\ \end{matrix} \right\}::x:4\]\[\Rightarrow \]\[7\times 8\times 4=8\times 4\times x\] \[\Rightarrow \] \[x=\frac{7\times 8\times 4}{8\times 4}=\]\[\Rightarrow \]\[x=7\] |
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