For the given supply and demand equations, find the consumer surplus.
DemandSupply
?
?
A. $1,875,000
B. $2,812,500
C. $2,062,500
D. $2,250,000
E. $625,000
Answer: A
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Write the requested fraction in lowest terms.A marketing firm develops two different television commercials for a product. To determine which is more effective, the firm conducts an experiment. They randomly select 400 people using the phone directory and pay 200 to watch one of the commercials and the other 200 to watch the other. They then ask the viewers whether they would buy the product. 94 said yes in the first group, while 174 said yes in the second group. Write the fraction for each group.
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Solve the problem.A sequence of yearly payments of $5000 is invested at an interest rate of 1.5%, compounded annually. What is the total amount of the annuity after 10 years?
A. $54,513.61 B. $53,013.61 C. $52,513.61 D. $53,513.61
Provide an appropriate response.The cost of a fur coat, assuming a $311.50 markup, which is a 35% markup on selling price, is $202.48.
A. True B. False
Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.
r3 + 
r2
A. Binomial, degree 1 B. Trinomial, degree 2 C. Binomial, degree 3 D. Binomial, degree 5