Tom would like to take out a secured loan to pay for a vacation this summer. he has offered his car as collateral. his car is worth $3,500. his bank can offer loans for 80% of collateral value. the vacation he has planned will cost $4,750. approximately how much additional collateral will tom need to offer in order to borrow enough to go on his vacation as planned?
a.
$1,000.00
b.
$1,362.50
c.
$2,437.50
d.
$2,800.00

Stock a has a beta of 1.2 and a standard deviation of 20%. stock b has a beta of 0.8 and a standard deviation of 25%. portfolio p has $200,000 consisting of $100,000 invested in stock a and $100,000 in stock b. which of the following statements is correct? (assume that the stocks are in equilibrium.) (a) stock b has a higher required rate of return than stock a. (b) portfolio p has a standard deviation of 22.5%. (c) portfolio p has a beta equal to 1.0. (d) more information is needed to determine the portfolio's beta. (e) stock a's returns are less highly correlated with the returns on most other stocks than are b's returns.