Question 1099870
Let n be the amount of 68% silver metal, and 4-n be the amount of 24% silver. Then:
.68n+.24(4-n)=.35(4)=1.4
.44n+.96=1.4
.44n=.44
n=1
Dan needs 1 lb of 68% silver metal, and 3 lbs. of 24% metal
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