Software, Inc. maintained a large investment in marketable securities valued at approximately $42 billion as of the beginning of the year. During the year, the securities produced investment income (dividends and interest income) totaling $2.5 billion. At year-end, the portfolio of marketable securities had appreciated to $45.5 billion.
Calculate the pre-tax income statement effect of the marketable securities if
The entire portfolio is classified as trading securities: $ _________ billion
The entire portfolio is classified as available-for-sale securities: $_________ billion