Solve the problem.How many different 4-letter radio-station call letters can be made if the first letter must be K or W, repeated letters are allowed, but the call letters cannot end in an O?
A. 33,800
B. 456,976
C. 35,152
D. 16,900
Answer: A
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Write the numbers in numerical order, smallest to largest.9, -11, 23, -20, 1
A. 1, 9, 11, 20, 23 B. -20, -11, 1, 9, 23 C. 23, 9, 1, -11, -20 D. -11, -20, 1, 9, 23
Solve.Sue wants to put a rectangular garden on her property using 76 meters of fencing. There is a river that runs through her property so she decides to increase the size of the garden by using the river as one side of the rectangle. (Fencing is then needed only on the other three sides.) Let x represent the length of the side of the rectangle along the river. Express the garden's area as a function of x.
A. A(x) = 38x - 
x2
B. A(x) = 38x2 - x
C. A(x) = 39x - 2x2
D. A(x) = 37x - 
x2
Solve the pair of linear equations by addition.
If there is one common solution, select the correct ordered pair of the point of intersection. If there is no one common solution, select either parallel or coincide for the correct answer.
A. 
B. 
C. 
D. The lines are parallel.
E. The lines coincide.
Find the amount of an ordinary annuity for 6 years of quarterly payments of $1,800 that earn interest at 4% per year compounded quarterly.
a. $11,073.63 b. $70,348.69 c. $48,552.24 d. $2,285.52