Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Answer: D
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Give the appropriate counting number answer to the problem.David's company has to ship 4259 boxes of sprinklers. If a truck can hold 550 boxes, how many trucks does he need to ship all the boxes?
A. 9 B. 6 C. 8 D. 7
Complete the magic (addition) square.Use each number 6, 7, 8, 9, 10, 11, 12, 13, and 14 once.
A. 
B. 
C. 
D. 
Find all cube roots of the complex number. Leave answers in trigonometric form.3 + 3i
A. 
cis 20°, 
cis 140°, 
cis 260°
B. 
cis 20°, 
cis 140°, 
cis 260°
C. 
cis 30°, 
cis 150°, 
cis 270°
D. 
cis 20°, 
cis 140°, 
cis 260°
Solve the problem.Two recording devices are set 2600 feet apart, with the device at point A to the west of the device at point B. At a point on a line between the devices, 200 feet from point B, a small amount of explosive is detonated. The recording devices record the time the sound reaches each one. How far directly north of site B should a second explosion be done so that the measured time difference recorded by the devices is the same as that for the first detonation?
A. 1072.57 feet B. 1284.52 feet C. 4449.72 feet D. 436.36 feet