Question 1202557
Loan amount $ 25000

years 5  60 months

Interest rate = 12.6 %   0.126/12=0.0105


{{{P= (Xo *r)/(1-(1+r)^(-n)))}}}


{{{(25000*0.0105)/(1-(1.0105)^-60)}}}

P=$563.72

Similarly you can calculate for  6 and 7 years and draw your conclusions