Final answer:
To find the percentage, divide the given fraction by the total amount and multiply by 100. In this case, it's 30%.
Step-by-step explanation:
To find the percentage, we divide the given fraction by the total amount and multiply by 100. In this case, we have %9 is the fraction of $9 out of $30. So the percentage is (9/30)*100 = 30%.
Learn more about Finding percentages