Refer to the figure above. The relative price of S (in terms of T) is

What is a utility possibility frontier?

Hector puts $150 into an account when the interest rate is 4 percent. Later he checks his balance and finds he has about $168.73 . How long did Hector wait to check his balance?

a. 3 years b. 3.5 years c. 4 years d. 4.5 years