EM-2852

Combined events

E Math · Secondary 4 · Hard · Combined events

A box contains 12 figurines: 2 of type A, 3 of type B and 7 of type C. Two figurines are chosen at random without replacement.

Find the probability that the two figurines are of different types.

$\dfrac{41}{66}$
$\dfrac{25}{66}$
$\dfrac{5}{11}$
$\dfrac{7}{22}$

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