Suppose that the demand for a magazine is 2200 copies each week if the magazine is given away for free and drops to 2065 each week if the price is $3 per copy.  Find the demand function qD. For every $_______ increase in price,  ________ fewer copies will be sold. Determine how many copies of the magazine would be sold each week if the price was set at $14 per copy.

Q: Teach how to come up with a function that gives the amount of samarium-153 that remains h hours…

A: Let P be the initial amount and let A be the amount remains after h hours

Q: An assignment is worth 200200 points. For each day the assignment is late, the professor deducts 55…

A:

Q: The estimated demand and supply curve for apples is displayed below. If the current price is…

A: Given the current price is $100 / ton . We have to find the demand and supply from the graph and…

Q: The price of 1 gallon of unleaded gasoline at the pump dropped to $2.19 on January 1, 2015, and…

A: As the price of  1 gallon of unleaded gasoline is decreasing  4 cents per month starting from…

Q: you start with $150 in your account and withdraw $5 a week. Model this situation with a linear…

A: We have to model the given situation with a linear function.

Q: Based on data from the Kelley Blue Book, the value of a certain car decreases approximately…

A:

Q: o store buys 20 dvd’s at a price of $25 and 15 dvd’s if the price is $30. Determine the demand…

A:

Q: A t-shirt shop charges the following: An initial charge of $50 to create the silk screen. $17.00…

A:

Q: An author can typically expect to receive the following royalties on a published work in hardback…

A:

Q: You purchase a luxury platinum iphone case for your sweetheart for $3,587 for a company in Dubai and…

A: Total Amount is $3587.Monthly installment is $211.Let the total number of moth required be m.Then…

Q: Example 1: Jennifer rents a bicycle for her hiking trip. The rental shop charges her an initial fee…

A: topic - linear function

Q: Suppose that a gallon of paint that covers 250 square feet of wall costs $32.50. For each paint…

A: The cost of paint covering 250 sq feet wall = $32.50 The cost of covering 1 sq feet of wall =…

Q: Assume straight-line depreciation. Suppose a radio costs $565 when new and is expected to be worth…

A:

Q: Suppose the supply per week for a product is 1254 units if the price per unit is $46 and 1518 units…

A: number of units/week supplied = 1254 price per unit $46 price per unit of 1518 units = 79$

Q: Find a linear cost function. Thirty units cost $1500; 120 units cost $5640.

A: From the given data:

Q: A store charges $15 per t-shirt for orders of 20 or fewer t-shirts, $ for orders of 35 or fewer but…

A: a.) Let x be the number of shirts. Consider the first condition. The store charges $15 per t-shirt…

Q: In October 2005, a family's gasoline consumption is 45 gallons per month and is increasing at a rate…

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Q: The cost of laying wood floors consists of a base price of $250, plus $3.50 for each square foot…

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Q: Hours. Suppose AT&T charges $6.01 for a 7-minute call to Sweden and $6.79 for an 8-minute Can to…

A: The linear relationship between two variables can be defined as y=mx+b. Here, x is the independent…

Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.