Answer:
Spending $30 on two new CD's
3/5, 1/2
Step-by-step explanation:
u(1) = 4 (given)
3 3
u(2) = ----------- = ------- where u(1) = 4 and u(1) + 1 = 5
4 + 1 5
3
u(3) = -------- = 3/6 = 1/2
5+1
-2, -1, 0, 1
B