Use counting rules to determine the probability.A tourist in France wants to visit 8 different cities. If the route is randomly selected, what is the probability that she will visit the cities in alphabetical order?
A. 
B. 
C. 
D. 40,320
Answer: C
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Fill in the blank with one of the words listed below.
A set of ordered pairs is called a(n) 
.
A. range B. function C. relation D. domain
Solve the problem. Round answer to the nearest tenth, if appropriate.A square has an area of 49 in.2. If the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 in.2. Find the dimensions of the rectangle.
A. 3 in. by 4 in. B. 5 in. by 9 in. C. 5 in. by 10 in. D. 4 in. by 9 in.
Solve the equation.4
= 
A. {3} B. {4} C. ? D. {12}
Solve the problem.A coin is tossed upward from a balcony 380 ft high with an initial velocity of 16 ft/sec. During what interval of time will the coin be at a height of at least 
(h = -16t2 + vot + ho.)
A. 0 ? t ? 1 B. 4 ? t ? 5 C. 5 ? t ? 10 D. 0 ? t ? 5