Express the exercise as a system of linear equations, then find the solution. Use a calculator where appropriate.There were 420 people at a play. The admission price was $2 for adults and 
for children. The admission receipts were $600. How many adults and how many children attended?
A. 120 adults and 300 children
B. 180 adults and 240 children
C. 150 adults and 270 children
D. 240 adults and 180 children
Answer: B
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Express as a single logarithm and, if possible, simplify.log5 6 - log5 z
A. log10 6/z B. log5 6/z C. log5 (6 - z) D. log5 z/6
Use the actuarial method to find the payoff amount for the loan paid in full before its due date.Regular Monthly Payment: $335.14APR: 4.5%Remaining Payments After Payoff: 24
A. $7998.12 B. $8013.77 C. $8096.65 D. $7951.50
Determine whether perimeter or area is the most appropriate measure needed for a solution.You want to install motion detectors around your property line to detect intruders.
A. Area B. Perimeter
Use the given transformation to evaluate the integral.
Rwhere R is the interior of the ellipsoid 
A. 
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B. 
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C. 
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D. 
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