Question

You have 6 magic markers that are yellow and 4 are purple. If you pick 3 of them, what is th probability that the first 2 are purple and the last one is yellow? (Show your work)

Answer 1

we have

6 magic markers yellow

4 purple

total markers = 6 + 4 = 10

therefore:

first purple

$\frac{4}{10}=\frac{2}{5}$

second purple

$\frac{4-1}{10-1}=\frac{3}{9}=\frac{1}{3}$

then:

$\frac{2}{5}+\frac{1}{3}=\frac{11}{15}$