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17 votes
17 votes
Consider drawing with removing of 2 balls. What is the probability that

Consider drawing with removing of 2 balls. What is the probability that-example-1
User Jakob Lithner
by
2.9k points

1 Answer

12 votes
12 votes

step 1

Find out the total possible outcomes

Find out the combination 2C8


2C8=(8!)/(2!(8-2)!)=28

step 2

Find out the combination 2C5 (red balls)


2C5=(5!)/(2!(5-2)!)=10

therefore

The probability is

P=10/28

simplify

P=5/14

User Amoran
by
2.4k points