

1. 
Stan the Hot Dog Man sells 100 hot dogs per day for $2 each, so his daily revenue is $200. He estimates that for every 25 cents he increases the price of a hot dog, he will sell 5 fewer. What range of prices can he charge so that his daily revenue is at least $225? 


A. 
$2.25$2.50 
B. 
$2.00$4.00 


C. 
$2.50$4.50 
D. 
$3.00$4.50 


Hint 


2. 
The angle of depression from the top of one building to the top of a neighboring building is 12°. If the buildings are 50 feet apart, what is the difference between the heights of the buildings? Round your answer to the nearest tenth of a foot. 


A. 
10.6 ft 
B. 
48.9 ft 


C. 
10.4 ft 
D. 
235.2 ft 


Hint 


3. 
Find the value of j rounded to the nearest tenth. 





A. 
663.4 
B. 
13.2 


C. 
197.1 
D. 
49.3 


Hint 


4. 
Find the exact value of sin , cos , and tan if the terminal side of in standard position contains the point (5, 12). 


A. 
sin , cos , tan 


B. 
sin , cos , tan 


C. 
sin , cos , tan 


D. 
sin , cos , tan 


Hint 


5. 
Select the graph of . 


A. 

B. 



C. 

D. 



Hint 


6. 
Write the equation of the sine function if the amplitude is 5 and the period is 360°. 


A. 
y = 5 sin 
B. 
y =  sin 5 


C. 
y = 5 sin 5 
D. 
y = sin 5 


Hint 


7. 
Find the value of sin 87° to the nearest thousandth. 


A. 
0.999 
B. 
0.052 


C. 
0.822 
D. 
19.08 


Hint 


8. 
The amount of work done by James and his relative distance to Samuel is inversely related. When James is 6 feet away from Samuel, he can get 13 assignments done per hour. How many assignments can James get done when he is 52 feet away from Samuel? 


A. 
24 assignments 
B. 
59 assignments 


C. 
1.5 assignments 
D. 
112.7 assignments 


Hint 


9. 
Find sin 225° by drawing a reference angle. 


A. 

B. 
1 


C. 

D. 



Hint 


10. 
Find sin 450° by drawing a reference angle. 


A. 

B. 



C. 
1 
D. 



Hint 


