[計量] 請問一個圖表複利計算題

看板GRE (GRE入學考試)作者hankboy ( 身體健康)時間13年前 (2012/08/29 23:42)推噓1(1推 0噓 0→)

留言1則, 1人參與討論串1/2 (看更多)

有點看不太懂本題，也不知道運算方式，希望有大大協助，謝謝 Hannah is planning on buying a jet ski. She will need to borrow some of the money. She created a chart to approximate the amount of her monthly payments. The approximate monthly payment is per $1,000 borrowed. ------------------------------------------------------------------------------ Monthly payment per $1,000 borrowed for various annual rates and various numbers of payments. ---------------------------------------------------------------------------------------------- Number of monthly payments Annualk interest rate 36 48 60 ------------------------------------------------------------------------------ 5% $28.87 $22.02 $17.77 8% $30.24 $23.31 $19.18 10% $31.17 $24.35 $20.14 12% $32.11 $26.24 $21.14 ------------------------------------------------------------------------------ 1.Hannah found a used jet ski she is thinking about purchasing. The list price is $7,495. She calculates that she will need to borrow $5,250. Approximately what would her monthly payment be if she borrowed the money for 48 months at an annual interest rate of 10%? (A) $105.74 (B) $127.84 (C) $163.64 (D) $182.64 (E) $216.38 Ans:B 2.A local dealership is having a year clearance sale and is offering 5% annual interest on new jet ski loans for 36, 48 or 60 months. The maximum amount Hannah can budget for her monthly jet ski payment is $275. of the following loan amounts, which one is the maximum Hannah can borrow at 5% annual interest and stay within her budget? (A) $10,000 (B) $13,000 (C) $14,000 (D) $15,000 (E) $20,000 Ans: D 3. Another dealership is offering 3-year loans with an annual interest rate of 11%. hannah uses her chart to estimate the payment per $1,000 borrowed. Of the following, which is most likely the monthly payment per $1,000 borrowed? (A) $31,48 (B) $31,64 (C) $31,85 (D) $32,00 (E) $32.34 Ans:B -- 倚樓聽風雨淡看江湖路每個人的一生，都可以說是一曲戲.有些人極具魅力，一生可說是一曲引人人勝的戲；且撇開了這些特殊份子，大部份人的一生，皆在胡糊塗塗、漫無目標中混過。 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 36.236.135.219