Solve the problem.A businessman is planning to visit at least 3 but not all of the following cities: Atlanta, Buffalo, Chicago, Detroit, Evanston, Fresno, Gainsville, and Houston. In how many ways can he select the set of cities to be visited?
A. 218 ways
B. 162 ways
C. 232 ways
D. 219 ways
Answer: A
Mathematics
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Find the surface area of the surface S.S is the portion of the surface 12x + 5z = 3 that lies above the rectangle 3 ? x ? 8 and 
in the 
A. 
B. 1014
C. 78
D. 390
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Based on the figure, specify the given set in a simpler way.
A. C
B. 
C. 
D. 
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Find the equation of the hyperbola satisfying the given conditions.Vertices at (±6, 0); foci at (±9, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Solve.At his dairy farm, Jerry has 16 Holstein cows and 19 Jersey cows. Write the ratio of Holsteins to Jerseys as a fraction in simplest form.
A. 
B. 
C. 
D. 
Mathematics