Question

Find 3rational between 2/7 & 5/7

Answer 1

2×10/7×10=20/70
5×10/7×10=50/70
rational number between 2/7&5/7are
21/70,22/70,23/70

Answer 2

$\frac{2}{7} \times \frac{10}{10 } = \frac{20}{70} ........eq.1$
$\frac{5}{7} \times \frac{10}{10} = \frac{50}{70} .........eq.2$
Three rational numbers are
$\frac{21}{70} \\ \frac{22}{70} \\ \frac{23}{70}$