math
posted by Lily .
" A total of $32000 is invested in two municipal bonds that pay 5.75% and 6.25% simiple interest. The investor wants an annual interest income of $1900 from the investments. What amount should be invested in the 5.75% bond?"

$1900/$32000=5.9375%
Amount invested in 5.75% bond
=$32000*(6.255.9375)/(6.255.75)
=$20,000
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