Answer: 4%
Explanation:
You need to know what percent of 100 dollars is 4 dollars.
You know that the amount of 100 dollars is the 100%. So, if 100 dollars is the 100%, then the percentage that represents 4 dollars can be calculated as following:
Remember that:
Then, you get that the result is:
Therefore, 4 dollars is 4% of 100 dollars.