The speed S, in meters per second, of sound in the ocean depends on the depth D, in kilometers. (It depends on other quantities as well, but those will be ignored for this problem.) The relationship is
.
At what depth is the speed of sound 1,604.04 meters per second?
?
A. 4.18 kilometers
B. 5.24 kilometers
C. 28,802.68 kilometers
D. 4.12 kilometers
Answer: D
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A pair of honest dice is rolled, and the number on each die is noted.Which of the following [A), B), C), or D)] is not an outcome in the sample space?
A. (6,6) B. (4,5) C. (5,2) D. (1,1) E. all of these are outcomes in the sample space.
Solve the problem.The information in the chart below gives the salary of a person for the stated years. Model the data with a linear function using the points (1, 24,500) and 
Then use this function to predict the salary for the year 2006. 
A. $37,900 B. $37,880 C. $37,940 D. $37,920
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Solve the system.
+ 
+ 
= - 1
- 
+ 
= - 
-17.0px;" />
+ 
+ 
= - 1
A. 
B. {(1, -3, -3)}
C. {(-1, 3, 3)}
D. {(-1, 3, -3)}