Answer:
[tex] = \frac{1}{2} [/tex]
Step-by-step explanation:
[tex] \frac{2}{5} \times \frac{3}{7} + \frac{3}{10} + \frac{1}{14} \times \frac{2}{5} \\ = \frac{6}{35} + \frac{3}{10} + \frac{2}{70} \\ = \frac{12 + 21 + 2}{70} \\ = \frac{35}{70} \\ = \frac{1}{2} [/tex]
hope this helps
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