Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. - 
B. 
C. 
D. 
Answer: B
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Write the number as a Mayan numeral.213
A. 
B. 
C. 
D. 
Solve the problem.At a ticket booth, customers arrive randomly at a rate of x per hour. The average line length is 
where 
To keep the time waiting in line reasonable, it is decided that the average line length should not exceed 6 customers. Solve the inequality 
to determine the rates x per hour at which customers can arrive before a second attendant is needed.
A. 0 ? x ? 18 B. 0 ? x ? 19 C. 0 ? x ? 16 D. 0 ? x ? 17
Solve the problem.A rectangular garden has dimensions of 24 feet by 20 feet. A gravel path of consistent width is to be built around the garden. How wide can the path be if there is enough gravel for 416 square feet?
A. 6 ft B. 6.5 ft C. 4 ft D. 5 ft
Solve the problem.Nikki is fishing from a bank 22 feet above water level. In this location, the fish tend to feed at 34 feet below the surface. How long must Nikki's fish line be to reach the fish?
A. 12 feet B. -22 feet C. 56 feet D. -12 feet