Solve the problem.Ellen wishes to mix candy worth $2.82 per pound with candy worth $3.89 per pound to form 24 pounds of a mixture worth $3.18 per pound. How many pounds of the more expensive candy should she use?
A. 8 pounds
B. 16 pounds
C. 18 pounds
D. 13 pounds
Answer: A
Mathematics
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Find the indicated measure of central tendency.Bill kept track of the number of hours he spent exercising each week. The results for four months are shown below. Find the mean number of hours Bill spent exercising per week. Round your answer to two decimal places.6.70?6.70?7.30?9.00?6.50?6.706.90?7.30?7.20?6.70?9.00?8.107.40?6.70?6.70?8.20?6.50?6.90
A. 7.46 B. 6.87 C. 7.68 D. 7.25
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Plot the point whose polar coordinates are given.(-2, 405°)
A. 
B. 
C. 
D. 
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Multiply. Write your answer in the form a + bi.(6 - 4i)(2 + 5i)
A. 32 - 22i B. -20i2 + 22i + 12 C. -8 - 38i D. 32 + 22i
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Find the partial fraction decomposition for the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
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