SOLUTION: Kira invested her savings in two investment funds. The amount she invested in Fund A was twice as much as the amount she invested in Fund B. Fund A returned a 8% profit and Fund B

Question 1030065: Kira invested her savings in two investment funds. The amount she invested in Fund A was twice as much as the amount she invested in Fund B. Fund A returned a 8% profit and Fund B returned a 5% profit. How much did she invest in Fund B, if the total profit from the two funds together was $2520?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = amount invested in fund A
Let = amount invested in fund B
= profit from fund A
= profit from fund B
---------------
(1)
(2)
-------------------------
(2)
Substitute (1) into (2)
(2)
(2)
(2)
and
(1)
(1)
(1)
-------------------
She invested $12,000 in fund B
--------------------------
check:
(2)
(2)
(2)
(2)
OK
RELATED QUESTIONS
Linda invested her savings in two investment funds. The amount she invested in Fund A was (answered by mananth)

Kala invested her savings in two investment funds. The amount she invested in Fund A was... (answered by stanbon)

Debra invested her savings in two investment funds. The amount she invested in Fund A was (answered by ikleyn)

Kaitlin invested her savings in two investment funds. The amount she invested in Fund A... (answered by ikleyn)

Ashley invested her savings in two investment funds. The amount she invested in Fund A... (answered by richwmiller)

Graph the liLinda invested her savings in two investment funds. The amount she invested... (answered by mananth)

Debra invested her savings in two investment funds. The amount she invested in Fund A was (answered by ankor@dixie-net.com)

Rachel invested her savings in two investment funds. The amount she invested in Fund A... (answered by TimothyLamb)

Donna invested her savings in two investment funds. The amount she invested in Fund A was (answered by stanbon)