1. The problem is to express the fraction 2/7 as a decimal or understand its value. 2. The fraction 2/7 means 2 divided by 7. 3. To convert the fraction to a decimal, divide 2 by 7: $$\frac{2}{7} = 0.2857142857...$$ 4. This decimal is a repeating decimal with the sequence 285714 repeating indefinitely. 5. So, the fraction 2/7 is approximately 0.2857 when rounded to four decimal places. This fraction represents the probability of selecting an even number if the probability is given as 2/7.