UFO386438
Answered

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A bag contains x white, y red and z blue balls. A ball is drawn at the random, then what is the probability of drawing a blue ball.

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Sagot :

KittenEyes

Answer:

Probability of drawinga blue ball = Z/x + y + Z

Step-by-step explanation:

Given :- A bag contains x white, y red and z blue balls. A ball is drawn at the random.

To Find :- the probability of drawing a blue ball.

Solution : [tex] \pmb{ \sf{↴}}[/tex]

Number of blue balls = Z

Total balls = x + y + Z

•°• P(a blue ball) = [tex] \pmb{ \sf{\frac{z}{x + y + z} }}[/tex]

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