The greatest value among the fractions : 2/7, 1/3, 5/6, 3/4

Answer: Option B

$$\frac{2}{7}$$	$$\frac{1}{3}$$	$$\frac{5}{6}$$	$$\frac{3}{4}$$
↓	↓	↓	↓
0.2857	0.333	0.83	0.75

$$\frac{5}{6}\text{is the greatest value}$$