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Mathematics 16 Online
OpenStudy (anonymous):

A gas station owner has 30 gallons of gasoline for which he charges $3.03 per gallon and some for which he charges $3.74 per gallon. How many gallons of the $3.74 brand must the owner mix in to produce gasoline that costs $3.28 per gallon?

OpenStudy (saifoo.khan):

just a sec.

OpenStudy (anonymous):

np, thank you for your help

OpenStudy (anonymous):

Do u set up a double equation?

OpenStudy (anonymous):

yes, one for each rate of gas

OpenStudy (anonymous):

right?

OpenStudy (saifoo.khan):

Here.

OpenStudy (anonymous):

My computer cuts the left side of by a couple letters. :(

OpenStudy (anonymous):

ty, I kept trying to multiply the 3.74 a gallon by 30 as well and my answer was coming up waaaaaaaaaaay off

OpenStudy (saifoo.khan):

uw.

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