What is 20% of 800?
A. 80
B. 160
C. 320
D. 640
Correct Answer: B (160)
Explanation:
To find 20% of 800, we can use the formula:
20% × 800 = (20/100) × 800 = 0.20 × 800 = 160
Therefore, 20% of 800 is 160.
Significance of Finding Percentages
Finding percentages is a common task in many fields, including finance, statistics, and science. Understanding how to calculate percentages is important for budgeting, comparing data sets, and analyzing trends. In addition, percentages are often used in marketing and advertising to convey discounts or savings, and being able to quickly calculate percentages can be a useful skill in everyday life.