Solve the problem by estimating.Enrollment figures at a community college showed an increase from 35,639 credit hours in 2005 to 67,274 credit hours in 2006. Round each number to the nearest thousand to estimate the increase.
A. 32,000 credit hours
B. 31,600 credit hours
C. 31,000 credit hours
D. 31,700 credit hours
Answer: C
Mathematics
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Solve the equation and check your solution.8 + 
= 
A. x = 
B. x = - 
C. x = - 
D. x = 
Mathematics
Solve the problem.An election involving 6 candidates and 20 voters is held and the results of the election are to be determined using the Borda count method. Assuming there isn't a six-way tie, the maximum number of points a losing candidate can receive is
A. 60 points. B. 30 points. C. 70 points. D. 20 points. E. none of these
Mathematics
Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.x2 + x + 6 = 0
A. 
B. 
C. 
D. no real solution
Mathematics