To win the World Series, a baseball team must win 4 games out of a maximum of 7 games. To solve the problem, list the possible arrangements of losses and wins.How many ways are there of winning the World Series in exactly 7 games if the winning team loses the first two games?
A. 4 ways
B. 2 ways
C. 5 ways
D. 3 ways
Answer: A
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Perform the indicated operation
Express 0.00000043 using scientific notation.
Find the product and simplify.
? 
A. 32
B. 20
C. 20
D. 40
Find the foci and asymptotes of the hyperbola.
- 
= 1
A. (-14, 2), (18, 2); y = 
x + 
, y = - 
x + 
B. (2, -18), (2, 22); y = 
x - 
, y = - 
x + 
C. (-5, 22), (-5, -18); y = 
x + 
, y = - 
x - 
D. (2, -14), (2, 18); y = 
x - 
, y = - 
x + 
Solve the problem.The table lists the average annual cost (in dollars) of tuition and fees at a certain 2-year college for selected years, where year 1 represents 1992, year 3 represents 1994, and so on. Write the ordered pairs representing these data and plot the points.
A. (1071, 1), (1137, 3), (1230, 5), (1280, 7), (1303, 9)
B. (0, 1071), (1, 1137), (2, 1230), (3, 1280), (4, 1303)
C. (1, 1071), (3, 1137), (5, 1230), (7, 1280), (9, 1303)
D. (1, 1071), (2, 1137), (3, 1230), (4, 1280), (5, 1303)