1. the city of austin can build roads or light rail. if 10 miles of roads cost $1 million and 2 miles of light rail cost $10 million, the city’s cost of 100 miles of light rail is
[a] $500 million
[b] 10 miles of road
[c] 5000 miles of road
[d] $50 million
[e] both [a] and [c] are correct.

How could brian, who doesn't want his car insurance premiums to increase, show he poses a low risk to his insurance company? a: drive safely to avoid accidents and traffic citations b: wash and wax his car regularly to keep it clean c: allow unlicensed drivers to drive carelessly in his car d: incur driver's license points from breaking driving laws

1. descriptive statistics quickly describe large amounts of data can predict future stock returns with surprising accuracy statisticians understand non-numeric information, like colors refer mainly to patterns that can be found in data 2. a 15% return on a stock means that 15% of the original purchase price of the stock returns to the seller at the end of the year 15% of the people who purchased the stock will see a return the stock is worth 15% more at the end of the year than at the beginning the stock has lost 15% of its value since it was originally sold 3. a stock purchased on january 1 cost $4.35 per share. the same stock, sold on december 31 of the same year, brought in $4.75 per share. what was the approximate return on this stock? 0.09% 109% 1.09% 9% 4. a stock sells for $6.99 on december 31, providing the seller with a 6% annual return. what was the price of the stock at the beginning of the year? $6.59 $1.16 $7.42 $5.84

Taking commercial paper means the holder acts honestly