Question

Compound interest

Optional: How much compound
interest is earned at 45 years?
(looks about 3 quarters(25) of the way to the whole
number)
Optional: How much simple
interest is earned at 45 years?
(looks close to the whole number)
-------- Total amount (dollars)
1500+
1400
1300
12004
1100
1000
900
800-
700
600
500
400-
300
200
100
simple interest
(b) How much more compound
interest than simple interest is
earned after 45 years?
0
10
15 20 25 30 35 40 45 50
Number of years

Answer 1

How much compound interest is earned at 35 years? 850

How much simple interest is earned at 35 years? 600

How much more compound interest than simple interest is earned after 35 years? 250