40% of 20 is 8. To calculate this: 1) Convert 40% to decimal (40/100 = 0.4), 2) Multiply by 20 to get 8.

What is 40% of 20?

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Result

40% of 20 = 8

40\% \times 20 = 20 \times \frac{40}{100} = 8

40% means 40 parts out of 100. To convert a percentage to a decimal, we divide by 100: 40% = 0.4

We multiply our number (20) by the decimal form of the percentage (0.4):
20 × 0.4 = 8

This means that 40% or 0.4 of 20 is 8. In other words, if you take 40% of 20, you get 8.

When a $20 product has a 40% discount, you save $8 and pay $12.

If you want to leave a 40% tip on a $20 meal, you would leave $8 as the tip.

When 40% sales tax is added to a $20 purchase, $8 is added for tax, making the total $28.

If 40% of students in a class are boys and there are 20 students total, that means there are 8 boys.

If you invest $20 and earn 40% annual interest, you'll receive $8 in interest for the year.

If a student answers 40% of questions correctly on a 20-question test, they answered 8 questions correctly.

If 40% of your monthly revenue goes to operating expenses and you earn $20, you spend $8 on operations.

If a hospital reduces infections by 40% from 20 cases monthly, they now have only 12 cases per month.

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