Use the formula A=p(1+r)^n where A= value of investment r= rate n= time period p= amount invested in this question r= 5.75% but compounded quarterly means divide this by 4 r= 23/1600 n=7*4 n=28 p= $1200 A=1200(1+23/1600)^28
A= $1789.54
Therefore the value of her investment in 7 years is $1789.54
