Simplify.
A. 
B. 
C. 
D. 
Answer: D
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Rephrase the statement as a conditional proposition with the form "if p, then q."Cats chase mice.
A. If a cat is chasing it, then it is a mouse. B. If cats, then mice. C. If cats chase, then they chase mice. D. If it is a cat, then it chases mice.
Find the part.8.0% of 2200 universities
A. 176 universities B. 1760 universities C. 17,600 universities D. 18 universities
Solve the problem.A cross-country skier reaches the 15-km mark of a race 40 min after reaching the 
mark. Find the speed of the skier.
A. 10 km/hr
B. 
km/hr
C. 40 km/hr
D. 15 km/hr
Solve. Use interval notation to express the range.On the first four exams, your grades are 79, 82, 75, and 80. There is still a final exam, and it counts as two grades. You are hoping to earn a C in the course. This will occur if the average of your six exam grades is greater than or equal to 70 and less than 80. What range of grades on the final exam will result in earning a C?
A. [34, 84] B. [52, 82] C. [52, 82) D. [34, 84)