Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.The owners of a candy store want to sell, for $6 per pound, a mixture of chocolate-covered raisins, which usually sells for $3 per pound, and chocolate-covered macadamia nuts, which usually sells for $8 per pound. They have a 
barrel of the raisins. How many pounds of the nuts should they mix with the barrel of raisins so that they hit their target value of $6 per pound for the mixture?
A. 70 lb
B. 80 lb
C. 65 lb
D. 75 lb
Answer: D
Mathematics
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Find all cube roots of the complex number. Leave answers in trigonometric form.-6
- 6i
A. 
cis 70°, 
cis 190°, 
cis 310°
B. 
cis 70°, 
cis 190°, 
cis 310°
C. 
cis 70°, 
cis 190°, 
cis 310°
D. 
cis 80°, 
cis 200°, 
cis 320°
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Factor completely. If the polynomial cannot be factored, say it is prime.x4 - 3x2 - 28
A. (x2 + 7)(x2 + 4) B. (x2 + 7)(x2 + 1) C. (x2 - 7)(x2 + 4) D. Prime
Mathematics
Find the length in feet of 61-m fence.
a. 200.08 ft b. 18.6 ft c. 55.96 ft d. 66.49 ft
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Use the unit circle to find all values of ? between 0 and 2? for which 
.
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics