Solve the problem.The shape of a barbecue pit is like a parallelogram with height of 50 in and a base of 32 in. It costs 
per ft2 to fill the pit with charcoals. How is the total cost?
A. $12.22
B. $48.89
C. $1760
D. $146.67
Answer: A
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Solve the equation 
. Round your answer to two decimal places.
?
A. ?
B. ?
C. 
D. ?
The question(s) that follow refer to the problem of finding the minimum spanning tree for the weighted network shown below.
Using Kruskal's algorithm, which edge should we choose first?
A. AB B. AE C. GH D. BG E. none of these
Solve the problem.In a survey of 52 hospital patients, 25 said they were satisfied with the nursing care, 23 said they were satisfied with the medical treatment, and 6 said they were satisfied with both. How many patients were satisfied with neither? How many were satisfied with only the medical treatment?
A. 16; 23 B. 19; 17 C. 10; 17 D. 10; 23
For problems 7 and 8 rewrite the expression as a single logarithm and simplify as much as possible.
A. 
B. 
C. 
D. 
E. None of these