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E Math · Secondary 4 · Hard · Tree diagrams

A bag contains 4 \$2 coins and 6 \ coins. Three coins are drawn at random without replacement. What is the probability that the total value of the three coins is \$4?

$\dfrac{1}{2}$
$\dfrac{3}{10}$
$\dfrac{2}{5}$
$\dfrac{1}{3}$

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