Manfred Rooney Is a Librarian Who Is Seeking to Invest

Manfred Rooney is a librarian who is seeking to invest in a diversified portfolio of shares using a margin loan facility.
He seeks to borrow the maximum available from the margin lender, Come in Spinner Financing, on an interest-only basis based on the following proposed share investment portfolio and loan-to-valuation ratio (LVR) as agreed by the lender:
$\begin{array}{|l|c|c|}\hline \text { Details } & \text { Purchase Value (\$) } & \text { LVR (\%) } \\\hline \text { Amber Mining } & 10,000 & 60 \% \\\hline \text { Hardly Normal Electrical } & 40,000 & 60 \% \\\hline \text { Newstart Corporation } & 30,000 & 70 \% \\\hline \text { Reglan Trading } & 20,000 & 70 \% \\\hline\end{array}$ What is the maximum margin lending loan available to Manfred?