Answer:
[tex]=> \frac{2}{5} \div 7[/tex]
[tex]=> \frac{2}{5} \div \frac{7}{1} [/tex]
[tex]=> \frac{2}{5} \times \frac{1}{7} [/tex]
[tex]=> \frac{2}{35} [/tex]
So your answer is
[tex] \frac{2}{35} [/tex]