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
x=300 dollars invested @ 6%
1000-300=700 dollars invested @ 5%