Question

What's the sum of 2∕5 and 2∕4 ? Question 4 options: A) 6∕7 B) 9∕10 C) 8∕20 D) 10∕20

Answer 1

$\frac{2}{5} + \frac{2}{4} = \frac{2}{5} + \frac{1}{2} = \frac{4}{10} + \frac{5}{10} = \frac{9}{10}$

Answer: B)