A medication is given at a dosage of $3\mathrm{.}00mg$ of medication per $kg$ of body weight. If $0\mathrm{.}150g$ of medication is given, then what was the patient's weight in pounds $($lbs$)?$ There are $454g$ in $1lb.$ Do not enter $"$lbs$"$ as part of your answer.

$($i$)$ Respond with the correct number of significant figures in scientific notation $($Use E notation and only $1$ digit before decimal e$.$g$.2\mathrm{.}5E5$ for $2\mathrm{.}5{10}^5)$