What decimal fraction is 40 ml of a liter

Options

A. 0.4
B. 0.04
C. 0.05
D. none of these

Answer

To find out what decimal fraction 40 ml is of a liter, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the relationship between milliliters and liters**:
- We know that 1 liter is equal to 1000 milliliters (ml).

2. **Set up the fraction**:
- To find out how much 40 ml is in terms of liters, we can set up the fraction:
\[ \text{Fraction} = \frac{40 \text{ ml}}{1000 \text{ ml}} \]

3. **Simplify the fraction**:
- We can simplify this fraction by dividing both the numerator and the denominator by 40:
\[ \frac{40}{1000} = \frac{40 \div 40}{1000 \div 40} = \frac{1}{25} \]

4. **Convert to decimal**:
- Now, we need to convert the fraction \(\frac{1}{25}\) into a decimal.
- To do this, we can perform the division:
\[ 1 \div 25 = 0.04 \]

5. **Conclusion**:
- Therefore, 40 ml of a liter is equal to the decimal fraction \(0.04\).

### Final Answer:
The decimal fraction that represents 40 ml of a liter is \(0.04\).

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