Solve the problem.Mark Jakob lives in Tulsa, Oklahoma and plans to attend graduate school to earn his Ph.D. in chemistry. He wants to visit chemistry departments at schools in the following cities: Berkeley, California; Madison, Wisconsin, and Chicago, Illinois. The costs of the one-way flights between these four cities are as follows: Tulsa to Berkeley costs $604; Tulsa to Madison costs $510; Tulsa to Chicago costs $490; Berkeley to Madison costs $823; Berkeley to Chicago costs $699; Chicago to Madison costs $97. What is the minimum cost Mark can pay to visit all the schools and return to Tulsa?
A. $2014
B. $1910
C. $2522
D. $1214
Answer: B
Mathematics
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Write the expression in simplest form. If a radical appears in the denominator, rationalize the denominator.
A. 12
B. 72
C. 20
D. 12
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Simplify and add or subtract wherever possible.
+ 
- 
A. 15
B. 15
C. 205
D. -280
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Find the slope of the line through the given pair of points, if possible. Based on the slope, indicate whether the line through the points rises from left to right, falls from left to right, is horizontal, or is vertical.(3, -8) and (3, -4)
A. Undefined; vertical B. 4; rises C. -4; falls D. 0; horizontal
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Multiply.
A. 
B. 
C. 
D. 
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