# SOLUTION: A man invested \$1000, part at 5% and the rest at 6%. His total annual income was \$53. How much did he invest at each rate? A man invested \$2500, part at 4% and part at 5%. H

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 Question 137553: A man invested \$1000, part at 5% and the rest at 6%. His total annual income was \$53. How much did he invest at each rate? A man invested \$2500, part at 4% and part at 5%. His total annual income was \$110. How much did he invest at each rate? A girl has ten coins, all nickels and dimes, with a total value of 70 cents. Find the number of each kind of coin. A man spends \$1.60 for thirty-four stamps, getting some 5 cent stamps and some 4 cent stamps . How much of each kind does he buy? Answer by checkley77(12569)   (Show Source): You can put this solution on YOUR website!.06x+.05(1000-x)=53 .06x+50-.05x=53 .01x=53-50 .01x=3 x=3/.01 x=300 dollars invested @ 6% 1000-300=700 dollars invested @ 5% proof .06*300+.05*700=53 18+35=53 53=53