Answer: bus driver
Explanation:
Given: Earning of bus driver = 1600 dollars per month
Earning of manager = 6800 dollars per month
Amount donated by bus driver = 1200 dollars
Amount donated by manager = 4500 dollars
Percentage of amount donated by bus driver =

Percentage of amount donated by manager =

Clearly, 75> 66.18
So, bus driver donated higher percentage of money.