4. A bank is trying to measure its ability to quickly sell some securities if it runs into a liquidity problem. Given the following information, calculate the immediate, one-week, two-week and one-month liquidity index for the banks securities.

	Dollar	Percent of face value received if sold
Asset	Amount	Immediately	One week	Two weeks	One month
Cash	25	100	100	100	100
T-bills	50	97.5	99	100	100
Corporate bonds	65	95	97.5	98	99
Municipal bonds	20	90	92.5	95	97
Mortgages	90	80	88	93	97
Total	250