Solve the problem.Suppose that the salinity S of ocean water at a given depth d is modeled by the equation 
where S is measured in grams salt per kilogram water and d is measured in meters. What is the salinity when the depth is 939 m? Round your answer to the nearest hundredth.
A. 84.43 g salt/kg water
B. 86.83 g salt/kg water
C. 32.37 g salt/kg water
D. -25.23 g salt/kg water
Answer: C
Mathematics
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Translate the statement into symbols then construct a truth table.p = At most, 100 guests arrived at the wedding reception.q = There was a lot of cake left over.It is not the case that, at most, 100 guests arrived at the wedding reception and there was a lot of cake left over.
A. 
| T | T | F |
| T | F | T |
| F | T | T |
| F | F | F |
B.
| T | T | T |
| T | F | F |
| F | T | T |
| F | F | T |
C.
| T | T | F |
| T | F | T |
| F | T | T |
| F | F | T |
D.
| T | T | F |
| T | F | F |
| F | T | T |
| F | F | F |
Mathematics
Use the graph to find the value. 
(f - g)(1)
A. -8 B. 6 C. 8 D. -6
Mathematics
Find the center and radius of the circle.x2 + y2 - 18x - 8y = -72
A. (4, 9), r = 5 B. (-4, -9), r = 25 C. (9, 4), r = 5 D. (-9, -4), r = 25
Mathematics
Solve the equation.
= 
A. 
B. 
C. 
D. 
Mathematics