SOLUTION: mrs. carter invested a sum of money at 4 %. she invested a second sum, $250 more than the first sum,at 6%. if the total annual income was $90, how much did she invest at each rate?

SOLUTION: mrs. carter invested a sum of money at 4 %. she invested a second sum, $250 more than the first sum,at 6%. if the total annual income was $90, how much did she invest at each rate?

Algebra.Com

Question 392697: mrs. carter invested a sum of money at 4 %. she invested a second sum, $250 more than the first sum,at 6%. if the total annual income was $90, how much did she invest at each rate?
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
.04x+.06(x+250)=90
.04x+.06x+15=90
.10x=90-15
.10x=75
x=75/.10
x=$750 amount invested @ 4%
750+250=$1,000 invested @ 6%
Proof:
.04*750+.06*1,000=90
30+60=90
90=90
RELATED QUESTIONS
Mrs. Carter invested a sum of money at 4%. she invested a second sum, $250 more than the... (answered by mananth)

Mr. Traynor invested a sum of money at 6%. He invested a second sum, $250 more than the... (answered by stanbon,richwmiller)

Nancy invested a sum of money at 6%. She invested a second sum, $500 more than the first... (answered by macston)

A man invested a sum of money at 6%. A second sum $400 more than the first sum is... (answered by checkley71)

Mr.Cooper invested a sum of money at 6%. He invested a second sum, $150 more than the... (answered by lwsshak3)

Juan invested a sum of money at 6%. He invested a second sum, which exceeded twice the... (answered by solver91311)

How do I set up this problem? Mr. Fox invested a sum of money at 6%. He invested a... (answered by mananth)

mr parsons invested a sum of money at 6% and a 2nd sum, $500 more than the first, at 8%.... (answered by ewatrrr)

word problem. please use a table and the 5 step method to solve this problem. thank you. (answered by ewatrrr)