20s
The story starts with a preparation for both Bilbo's and Frodo's birthday. How old will they become?

A

130 (Bilbo) & 50 (Frodo)

B

110 (Bilbo) & 30 (Frodo)

C

111 (Bilbo) & 33 (Frodo)

D

115 (Bilbo) & 32 (Frodo)