What is 30% of 25?
Use our percentage calculator to easily find what 30 percent of 25 is. Calculate percentages fast with this simple percent calculator tool.
Result
7.5
30% of 25 = 7.5
Mathematical Formula
Detailed Explanation
Step 1: Understanding Percentages
30% means 30 parts out of 100. To convert a percentage to a decimal, we divide by 100: 30% = 0.3
Step 2: Multiplication
We multiply our number (25) by the decimal form of the percentage (0.3):
25 × 0.3 = 7.5
Step 3: Real-World Context
This means that 30% or 0.3 of 25 is 7.5. In other words, if you take 30% of 25, you get 7.5.
Common Use Cases
Discounts
When a $25 product has a 30% discount, you save $7.5 and pay $17.5.
Tips
If you want to leave a 30% tip on a $25 meal, you would leave $7.5 as the tip.
Taxes
When 30% sales tax is added to a $25 purchase, $7.5 is added for tax, making the total $32.5.
Proportions
If 30% of students in a class are boys and there are 25 students total, that means there are 8 boys.
Finance
If you invest $25 and earn 30% annual interest, you'll receive $7.5 in interest for the year.
Education
If a student answers 30% of questions correctly on a 25-question test, they answered 8 questions correctly.
Business
If 30% of your monthly revenue goes to operating expenses and you earn $25, you spend $7.5 on operations.
Healthcare
If a hospital reduces infections by 30% from 25 cases monthly, they now have only 18 cases per month.