Example: A contractor anticipates his spending to be as shown in the $7$ months project. Owner reimbursement lags by a month and owner retains $10\%$ till the final and satisfactory completion of the project. Borrowing money cost the contractor $1\%$ per month. Draw the cash flow diagrams and calculate the cost of borrowing money and maximum debt.

$\backslash$table$[[$Month$,$Spending$],[1,$$$175,000$