Graded Assignment: You must complete this assignment by hand, handwrite your
answers - showing ALL of your work - scan as one document, and submit to the Unit
5 Test Dropbox as a pdf or if taking pictures then paste one picture per page into a
word document.
(8 points)
1. The graph shows two accounts with the same principal and annual interest rate. Use the graph to estimate the
answer to each question. Show your work
1500+
1400+
1300 +
1200+
A. About how much more compound interest than simple
interest is earned after 50 years? Remember to show
your work
compound interest
Total amount (dollars)
B. How much interest did the compound interest account
earn at 30 years? Remember to show your work
simple interest
5
10
15 20 25 30 35 40 45 60
Number of years