Brent has a shopping bag with 8 similar size containers of yogurt: 2 strawberry, 3 cherry, and 3 raspberry. If he randomly takes 2 yogurt containers from the bag
without replacement, what is the probability that neither will be strawberry yogurt?

Respuesta :

Answer:[tex]\frac{15}{28}[/tex]

Step-by-step explanation:

Number of strawberry = 2

Number of cherry = 3

Number of  = 3

Total number = 8

Brent randomly takes 2 yogurt containers from the bag

without replacement ,we are to find the probability that hat neither will be strawberry yogurt.

Let r represent  raspberry and c represents  Cherry ,then Bent selection could be :

{ rr , cc , rc , cr}

Calculating this , we have

([tex]\frac{3}{8}[/tex] x  [tex]\frac{2}{7}[/tex] ) + ([tex]\frac{3}{8}[/tex] x  [tex]\frac{2}{7}[/tex] ) + ([tex]\frac{3}{8}[/tex] x  [tex]\frac{3}{7}[/tex] ) + ([tex]\frac{3}{8}[/tex] x  [tex]\frac{3}{7}[/tex] )

= [tex]\frac{30}{56}[/tex]

= 15/28

Therefore , the probability that neither will be strawberry yogurt= 15/28

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