David used part of $100,000 to purchase a house. Of the remaining portion, he invested 1/3 of it at 4 percent simple annual interest and 2/3 of it at 6 percent simple annual interest. If after a year the income from the two investments totaled $320, what was the purchase price of the house?
$96,000
$94,000
$88,000
$75,000
$40,000
https://gmatclub.com/forum/david-used-part-of-100-000-to-purchase-a-house-of-the-remaining-219232.html
Think the original question posted has missing parts. See above for reference.
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