Solve.Aviva has a total of 61 coins in a jar, all of which are either dimes or nickels. The total value of the coins is $4.60. If n represents the number of nickels Aviva has, solve the following equation to find the number of nickels in the jar.
A. 30 nickels
B. 35 nickels
C. 31 nickels
D. 32 nickels
Answer: A
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The number of electrical outlets needed in an office building depends on the number of offices and the number of employees. If there are f offices and e employees, then the number of outlets needed is
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Use functional notation to represent the number of outlets needed if there are 29.00 offices and 43.00 employees. Then calculate that value. Round your answer to the nearest whole number.
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A. Functional notation: 
. Value: 93 outlets.
B. Functional notation: 
. Value: 98 outlets.
C. Functional notation: 
. Value: 123 outlets.
D. Functional notation: 
. Value: 75 outlets.
Solve the problem.Tim and Judy mix two kinds of feed for pedigreed dogs. They wish to make 54 pounds of feed worth $0.28 per pound by mixing one kind worth $0.24 per pound with another worth $0.42 per pound. How many pounds of the cheaper kind should they use in the mix?
A. 42 pounds B. 22 pounds C. 32 pounds D. 12 pounds
Write fraction in lowest terms.
A. 
B. 
C. 
D. 
In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of stockbrokers was described by the function
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and that of high school teachers by the function
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Compute the coefficient of inequality for each Lorentz curve. Round your answers to the nearest hundredth.
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Which profession has a more equitable income distribution?
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A. 
B. ?
C. ?
D. ?