Solve the problem.On the first four exams, your grades are 79, 98, 59, and 80. You are hoping to earn a C in the course. This will occur if the average of your five exam grades is greater than or equal to 70 and less than 80. What range of grades on the fifth exam will result in earning a C?
A. (24, 74]
B. [24, 74)
C. (34, 84]
D. [34, 84)
Answer: D
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Use simple probability to complete the exercises.Use the spinner below to answer the question. Assume that it is equally probable that the pointer will land on any one of the five numbered spaces. If the pointer lands on a borderline, spin again. Find the probability that the arrow will land on 1 or 5. 
A. 1
B. 3
C. 
D. 
Use the fundamental identities to simplify the expression.cos x tan x
A. 1 B. cos x C. sin x D. cot x
Solve.A mural on the wall of a building is a rectangle which measures 488 in. by 110 in. Find the area of the mural.
A. 5368 sq in. B. 53,680 sq in. C. 48,800 sq in. D. 536,800 sq in.
Provide an appropriate response.Is 
simplified?
Fill in the blank(s) with the appropriate word(s).