53) Four years ago, Saul invested $500. Three years ago, Trek invested $600. Today, these two
investments are each worth $800. Assume each account continues to earn its respective rate of
return. Which one of the following statements is correct concerning these investments?
A) Three years from today, Trek’s investment will be worth more than Saul’s.
B) One year ago, Saul’s investment was worth less than Trek’s investment.
C) Trek earns a higher rate of return than Saul.
D) Trek has earned an average annual interest rate of 9.86 percent.
E) Saul has earned an average annual interest rate of 12.64 percent.
54) Towne Station is saving money to build a new loading platform. Three years ago, they set
aside $23,000 for this purpose. Today, that account is worth $31,406. What rate of interest is
Towne Station earning on this investment?
A) 8.39 percent
B) 9.47 percent
C) 10.94 percent
D) 8.23 percent
E) 9.01 percent