Amazon offers a Prime Memebership for $79 per year , which qualifies a buyer for a reduced shipping ratr. With the Prime membership, 1 day shipping is $3.99 per shipment. Without the memebership, it is $13.99 per shipment. Write an equation to model the cost x 1day shipment per year for cost without the membership.

A $27,000 car has a resale value of $19,000 five years after it was purchased. Assuming the value of this car depreciates linearly, estimate the value of the car 8 years after it was purchased. Enter number only; if your answer is $12,345, enter 12345.

A supplier of portable hair dryers will make x hundred units of hair dryers available in the market when the unit price is p = V16 + 4.2x dollars. Determine the producers' surplus if the market price is set at $10/unit. (Round your answer to two decimal places.) $ 50.24

In 2010, the total number of overnight visits to national parks was 12.82 million visits, and it decreased by about 0.21 million visits per year until 2014.    Find an equation of a model to describe the situation.      Explain what your variables represent.     Estimate in which year there were 12.0 million visits.

An album is downloaded 10000 times per week when its price is $12. It is downloaded 20000 times per week when the price drops to $9. Find the demand equation, assuming it is linear. The equation should express price p in terms of quantity q.  a. P=  b. Find the price at which the demand will reach 40000 downloads per week.

Watch help video Mav was comparing the price of ground beef at two stores. The equation y represents the total cost, in dollars and cents, y, that it costs for a pounds of ground beef at SuperGrocery B. At SuperGrocery A, 4 pounds of ground beef costs $37.96. 4.81a %3D How much more expensive is it, per pound, to buy ground beef at SuperGrocery A than at SuperGrocery B? Answer: $ per pound Submit Answer attempt 2 out of 2

Gordon borrowed $420 from Lyn and agreed to pay her back $24 every month. Write a formula (linear model) showing the amount of money Gordon still owes at any time. Clearly define your variables.

The average price of a home in a certain town was $125,000 in 2009, but home prices are rising 2% per year. Write an equation that models this situation with t being the number of years since 2009.   If this rate of growth continues, what will the averge price of a home in that town be in 2020?

Write an equation for a cost function where the fixed costs are $2300 and the variable costs are $20 per unit. C(q) = %3D Additional Materials eBook

The apartment you want to rent is a one bedroom, one bath that has an $800 nonrefundable deposit and rent is $1,400 each month. ANSWER THE FOLLOWING 1. Write a linear equation to determine how much your monthly payment would be for living in an apartment. 2. Determine the total amount you will pay for 1 year.