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Mr. Graham invested some of his $18,000 in bonds that made a 5% profit and the rest in bonds that made a 12% profit. If the profit on the 12% bonds was $885 more than the profit on the 5% bonds, how much did Mr. Graham invest in the 5% bonds?

 Mar 28, 2015

Best Answer 

 #1
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Mr. Graham invested some of his $18,000 in bonds that made a 5% profit and the rest in bonds that made a 12% profit. If the profit on the 12% bonds was $885 more than the profit on the 5% bonds, how much did Mr. Graham invest in the 5% bonds?

 

Let x be the 5% portion and  (18000-x) be the 12% portion                       

 

5% of X +885= 12% of (18000-X)

0.05X+885 = 0.12(18000-X)

can you finish this and then check that it is correct.  ?

 Mar 29, 2015
 #1
avatar+118724 
+5
Best Answer

Mr. Graham invested some of his $18,000 in bonds that made a 5% profit and the rest in bonds that made a 12% profit. If the profit on the 12% bonds was $885 more than the profit on the 5% bonds, how much did Mr. Graham invest in the 5% bonds?

 

Let x be the 5% portion and  (18000-x) be the 12% portion                       

 

5% of X +885= 12% of (18000-X)

0.05X+885 = 0.12(18000-X)

can you finish this and then check that it is correct.  ?

Melody Mar 29, 2015

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