Answer:
[tex] ‡\:\:\frac{1}{5} \div \frac{2}{9} \\ = \frac{1}{5} \times \frac{9}{2} \\ = \boxed{\frac{9}{10}}✓[/tex]
1/5 ÷ 2/9
1/5 × 9/2
= 9/10 ✓✓✓