Need algebra help for solving a value mixture problem using a system of linear equations

timer Asked: Nov 15th, 2015
account_balance_wallet $5

Question Description

A petroleum company has two different sources of crude oil.  The 1st source provides crude oil is 70% hydrocarbons, and the 2nd one provides crude oil that is 95% hydrocarbons.  In order to obtain 70 gallons of crude oil that is 75% hydrocarbons, how many gallons of crude oil must be used from each of the two sources

Tutor Answer

Olio Prof
School: University of Maryland

Thank you for the opportunity to help you with your question!

56 gallons of 70% hydrocarbons

14 gallons of 95% hydrocarbons

see picture

Please let me know if you need any clarification. I'm always happy to answer your questions.

flag Report DMCA

Thanks, good work

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors