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Mathematics 8 Online
OpenStudy (nikki_skellington):

Alfred draws candles randomly from a pack containing 4 colored candles of the same shape and size. There are 2 red candles, 1 green candle, and 1 blue candle. He draws 1 candle and then draws another candle without replacing the first one. Find the probability of picking 1 red candle followed by another red candle, and show the equation used.

Mehek (mehek14):

\(\dfrac{2}{4}*\dfrac{1}{3}=?\)

OpenStudy (nikki_skellington):

its 1/6

Mehek (mehek14):

Yes

OpenStudy (nikki_skellington):

ok so that's the answer?

Mehek (mehek14):

Yes

OpenStudy (nikki_skellington):

ok thx! but one more thing

OpenStudy (nikki_skellington):

how did you get 1/3??

Mehek (mehek14):

Ok so the first time, there are 2 reds and the total number of candles is 4 so you have to probability of picking 2/4

OpenStudy (nikki_skellington):

ok.

Mehek (mehek14):

After that, you don't replace it, so there is one less red , so one red and the total is down by 1, so 3 1/3

OpenStudy (nikki_skellington):

ok i get it now. Thx soo much!

Mehek (mehek14):

You're welcome :)

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