Answer
$y = \frac{3}{4}$
Work Step by Step
$\frac{2}{5}y = \frac{3}{10}$
$y = \frac{3}{10} \div \frac{2}{5}$
$y = \frac{3}{10} \times \frac{5}{2}$
$y = \frac{15}{20}$
$y = \frac{3}{4}$
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