A video store manager observes that the number of videos sold seems to vary inversely as the price per video. If the store sells 580 videos per weekwhen the price per video is $16.70, how many does he expect to sell if he lowers the price to $15.20? Round your answer to the nearest integer ifnecessary.

Answered: Image /qna-images/answer/fd782b73-6af3-494d-ac5d-6c26e27c7df8.jpg

Answered: A video store manager observes that the…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

See similar textbooks

Similar questions

The marketing department of a shoe store determined that the number of pairs of shoes sold varies inversely with the price per pair. A total of 36,000 pairs of sneakers sold at a price of $40 per pair. Approximately how many pairs of sneakers would the store expect to sell if the price were $30 per pair?
The price of a bag of coffee beans, P, varies directly with the size, S, of the bag.If a 20 oz bag of coffee beans costs $17.00, find the variation equation and use that to predict how much a 48 oz bag of coffee beans would
McJesters can produce a hamburger for $2.85. If the restaurant's daily sales are increasing at a rate of 30 hamburgers per day, how fast is the daily cost for hamburgers increasing? Round the the nearest cent. $ per day
McJesters can produce a hamburger for $2.98. If the restaurant's daily sales are increasing at a rate of 30 hamburgers per day, how fast is the daily cost for hamburgers increasing? Round the the nearest cent. $ per day
The cost per student for a field trip to the Everglades varies inversely as the number of students who attend. It will cost each student $250 if 24 students attend. How many students would have to attend to get the cost down to $200?
The cost of a $9.85 item that is being discounted 12 percent can be determined by subtracting 12 percent of $9.85 from $9.85. The following equations show that the cost of this item can also be found by taking 88 percent of $9.85. Round your answers to the nearest cent. Main Keypad 9.85 - (0.12 х 9.85) — (1 х 9.85) - (1 - 0.12) х 9.85 %3D 0.88 х 9.85 Use one of these two methods to compute the discounted cost of each of the following items. a. What is the cost of a portable DVD player for $209.50 at 15 percent off? b. What is the cost of a backpacker sleeping bag for $153.95 at 35 percent off? $ c. What is the cost of snowshoes for $86.00 at 30 percent off?
An entry level programmer's annual pay is $⁢57,616 based on 52 weeks per year. Due to the economy, his company is having to cut back on the number of weeks that it employs its programmers. If the firm cuts the work year to 50 weeks but keeps the same rate of pay, how much should the programmer expect his annual pay to decrease? Round your answer to the nearest dollar.
The time required to complete a certain job varies inversely as the number of machines that work on the job. It takes 9 machines 72 hours to complete an order. Rounded to he nearest hour, how long will it take 13 machines to complete the same job.
The price of gasoline purchased varies directly as the number of gallons of gas purchased. Suppose 22 gallons are purchased for $79.80. Step 2 of 2: Using the equation from the previous step, find the price of purchasing 10 gallons. Round your answer to two decimal places if necessary. Answer Pr
Employees in 2012 paid 4.2% of their gross wages towards social security (FICA tax), while employers paid another 6.2%. How much will someone earning $74,000 a year pay towards social security out of their gross wages?$Give your answer accurate to at least the nearest dollar.
The average number of children born to each U.S. woman has decreased by 44% since 1920. If this average is now 1.9, find the average in 1920. Round to the nearest tenth.

Recommended textbooks for you

Advanced Engineering Mathematics

Advanced Math

ISBN:

9780470458365

Author:

Erwin Kreyszig

Publisher:

Wiley, John & Sons, Incorporated

Numerical Methods for Engineers

Advanced Math

ISBN:

9780073397924

Author:

Steven C. Chapra Dr., Raymond P. Canale

Publisher:

McGraw-Hill Education

Introductory Mathematics for Engineering Applicat…

Advanced Math

ISBN:

9781118141809

Author:

Nathan Klingbeil

Publisher:

WILEY

Advanced Engineering Mathematics

Advanced Math

ISBN:

9780470458365

Author:

Erwin Kreyszig

Publisher:

Wiley, John & Sons, Incorporated

Numerical Methods for Engineers

Advanced Math

ISBN:

9780073397924

Author:

Steven C. Chapra Dr., Raymond P. Canale

Publisher:

McGraw-Hill Education

Introductory Mathematics for Engineering Applicat…

Advanced Math

ISBN:

9781118141809

Author:

Nathan Klingbeil

Publisher:

WILEY

Mathematics For Machine Technology

Advanced Math

ISBN:

9781337798310

Author:

Peterson, John.

Publisher:

Cengage Learning,

Basic Technical Mathematics

Advanced Math

ISBN:

9780134437705

Author:

Washington

Publisher:

PEARSON

Topology

Advanced Math

ISBN:

9780134689517

Author:

Munkres, James R.

Publisher:

Pearson,

SEE MORE TEXTBOOKS