Eight months ago, Louise agreed to pay Thelma $750 and $950, six and twelve 6 l2 ^+ ?! o h* G& L: n- cmonths respectively from the date of the agreement. With each payment, Louise- e5 d" S4 T* g0 S7 U- |% V
agreed to pay interest at the rate of 9.5% pa from the date of the agreement. Louise' V6 i! K* j5 i
failed to make the first payment and now wishes to settle her obligations with a 3 y8 {1 e& o/ O* msingle payment four months from now. What payment should Thelma be willing to- g* F- Y- v5 J/ ~
accept if money can earn 7.75%? (最好有过程)