Answer:
What share of U.S. total income in 2013 consisted of Wages and salaries?
The share = Wages and salaries /Total income * 100
The share = $8,868 / $16,800 * 100
The share = 0.5278571 * 100
The share = 52.79%
What share of U.S. total income in 2013 consisted of Corporate profits?
The share = Corporate profits /Total income * 100
The share = $1,686/$16,800 * 100
The share = 0.100357 * 100
The share = 10.03%