<PRE><B>Question 972145</B>
4 * 5.50 = 22
x * 8.80 = 8.80x
(4+x) * 6.50 = 6.50(4+x)
therefore we have
22 + 8.80x = 6.50(4+x)
22 + 8.80x = 26 + 6.50x
2.30x = 4
x = 1.739130435 approx 1.74 lbs of cashews
percent of the mixture, by weight, for cashews =
1.739130435 / (4 + 1.739130435) = 0.303030303 approx 30%
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