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QuestionMathematics

40 is 30% of what number?
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Answer

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Step 1:
I'll solve this step by step using the precise LaTeX formatting guidelines you specified:

Step 2:
: Identify the given information

- We know 40 is 30% of an unknown number - We can set up an equation to solve for the unknown number

Step 3:
: Convert the percentage to a decimal

0.30 \times x = 40

Step 4:
: Solve for x by dividing both sides by 0.30

x = \frac{40}{0.30}

Step 5:
: Calculate the result

x = \frac{40}{0.30} = 133.33

Step 6:
: Verify the solution

- Check: $$133.33 \times 0.30 = 40$$ ✓

Final Answer

40 is 30% of 133.33.