40% of 75 is 30. To calculate this: 1) Convert 40% to decimal (40/100 = 0.4), 2) Multiply by 75 to get 30.

What is 40% of 75?

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Result

40% of 75 = 30

40\% \times 75 = 75 \times \frac{40}{100} = 30

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 (75) by the decimal form of the percentage (0.4):
75 × 0.4 = 30

This means that 40% or 0.4 of 75 is 30. In other words, if you take 40% of 75, you get 30.

When a $75 product has a 40% discount, you save $30 and pay $45.

If you want to leave a 40% tip on a $75 meal, you would leave $30 as the tip.

When 40% sales tax is added to a $75 purchase, $30 is added for tax, making the total $105.

If 40% of students in a class are boys and there are 75 students total, that means there are 30 boys.

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If 40% of your monthly revenue goes to operating expenses and you earn $75, you spend $30 on operations.

If a hospital reduces infections by 40% from 75 cases monthly, they now have only 45 cases per month.

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