Question 891801
<a href="http://www.algebra.com/tutors/mixture-price-two-part-both-parts-unknown.lesson?content_action=show_dev">This is what you want to know.   Mixture: Two-Part, price or cost, both material amounts unknown  - http://www.algebra.com/tutors/mixture-price-two-part-both-parts-unknown.lesson?content_action=show_dev</a>