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Mathematics 10 Online
OpenStudy (anonymous):

An electronics store makes a profit of $36 for every portable DVD player sold and $81 for every DVD recorder sold. The manager’s target is to make at least $324 a day on sales of the portable DVD players and DVD recorders. Write and graph an inequality that represents the number of both kinds of DVD players that can be sold to reach or beat the sales target. Let p represent the number of portable DVD players and r represent the number of DVD recorders.

OpenStudy (anonymous):

I will give medal plz help

OpenStudy (anonymous):

just need help writing the inequality not the graph part

OpenStudy (jhannybean):

hint: "at least means you can make up to a certain profit, or MORE! :D

OpenStudy (jhannybean):

hint 2: \(\ge\)

OpenStudy (anonymous):

kk

OpenStudy (jhannybean):

let \(\color{green}x\) represent every portable DVD player sold let \(\color{blue}y\) represent every DVD recorder sold.

OpenStudy (jhannybean):

36 dollars for every portable DVD player sold = 36x 81 dollars for every portable DVD recorder sold = 81y Atleast 324 dollars = \(\ge\) 324 Can you write this as an inequality now?

OpenStudy (anonymous):

yes thank you

OpenStudy (jhannybean):

Good :3

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