Use the following table of returns from 1926 through 2017:

Series	Average return
Large stocks	12.1	%
Small stocks	16.5
Long-term corporate bonds	6.4
Long-term government bonds	6.0
U.S. Treasury bills	3.4
Inflation	3.0

a.	Determine the return on a portfolio that was equally invested in large-company stocks and long-term corporate bonds. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)
b.	What was the return on a portfolio that was equally invested in small stocks and Treasury bills? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)