A) 8 days
B) 7 days
C) 12 days
D) 6 days
Correct Answer: B
Solution :
\[\therefore \] \[\left. \begin{matrix} \,30\,\,\,\,\,:\,\,\,42 \\ 144\,\,:\,\,48 \\ \end{matrix} \right\}:\,\,:\,15:x\] \[\Rightarrow \] \[30\times 144\times x\] \[=42\times 48\times 15\] \[\Rightarrow \] \[x=\frac{42\times 48\times 15}{30\times 144}\] = 7 DaysYou need to login to perform this action.
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