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Mathematics 19 Online
OpenStudy (anonymous):

SAT

OpenStudy (bahrom7893):

took it 4 times lol

OpenStudy (anonymous):

Why?

OpenStudy (bahrom7893):

cuz i suck at it. I'm still sitting here staring at your question.

OpenStudy (bahrom7893):

let C be the amount of colombian coffee

OpenStudy (mertsj):

8x+3(50-x)=50(5)

OpenStudy (bahrom7893):

lol merts is awesome

OpenStudy (mertsj):

x=20 = lbs of Columbian coffee

Directrix (directrix):

@Luis Rivera Would you help me understand your diagram? If I'm reading corrrectly, you have assumed that the same number x of pounds of the $3 coffee goes into the mix with the same number (x again) of the $8 coffee. With the $25 =x that you derive, then 3(25) + (8)(25) = $275. The blend is to be 50 pounds at $5 a pound which equals $250 and NOT $275. I would appreciate being shown the error of my way. Thanks

Directrix (directrix):

@Mertz @bahrom7893 @Luis Rivera Please come back to problem: http://openstudy.com/users/sakigirl#/updates/4f5c2561e4b0602be4382a89 and calculate an answer from the given options upon which you can agree and support. If you are going to accept 4, 3, and 0 medals, respectively, consider at least leaving the problem resolved in a manner that the Askee can follow. Thanks.

OpenStudy (mertsj):

Sorry. I went to bed and just now saw this post.

OpenStudy (mertsj):

I don't understand what is so hard about this problem. It is a typical mixture problem. x= amount of columbian coffee 50-x= amount of expresso coffee 8x =value of columbian coffee 3(50-x)= value of expresso coffee 5(50)= value of mixture. Value of ingredients= value of product 8x+3(50-x)=5(50-x)

Directrix (directrix):

@Luis Rivera --> This explanation is for SakiGirl, not me. Thanks for adding the explanation.

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