Suppose Jack and Kate are at the town fair and are choosing which game to play. The first game has a bag with four marbles in it-1 red marble and 3 blue ones. The player draws one marble from the bag; if it is red, they win $20 and if it is blue, they win $1. The second game has a bag with 10 marbles in it-1 red, 4 blue, and 5 green. The player draws one marble from the bag; if it is red, they win $20; if it is blue, they win $5; and if it is green, they win $1. Both games cost $5 to play. Kate decides to play the second game. Her probability of pulling out a green marble is:
A. 40 percent.
B. 75 percent.
C. 10 percent.
D. 50 percent.
Answer: D
You might also like to view...
Suppose the growth in GDP per hour resulting from physical capital in an economy is 1% and the growth resulting from human capital is 2%. If the annual growth rate of GDP per hour is 5%, the growth resulting from technology equals:
A) 4%. B) 3%. C) 2%. D) 1%.
The rutabaga market is perfectly competitive and the price of a ton of rutabagas rises. As a result, Rudy, a rutabaga farmer, will
A) decrease his output of rutabagas. B) not change his output of rutabagas because Rudy's firm is a price taker. C) increase his output of rutabagas. D) at first decrease and then increase his output of rutabagas. E) probably change his output of rutabagas, but more information is needed about the change in the marginal revenue of a ton of rutabagas.
Which of the following is an entity of the Federal Reserve System?
A) the U.S. Treasury Secretary B) the FOMC C) the Comptroller of the Currency D) the FDIC
Refer to Figure 5.1. All else equal, an increase in the number of workers will cause a
A) shift from PF1 to PF2. B) shift from PF2 to PF1. C) movement up and to the right along PF1. D) movement down and to the left along PF2.