A bag contains 5 red poker chips, 3 blue poker chips and 7 white poker chips. Two chips are drawn without replacement. Find the

Question

Wewaii [24]

3 years ago

13

A bag contains 5 red poker chips, 3 blue poker chips and 7 white poker chips. Two chips are drawn without replacement. Find the

probability that the first and second are red.

Mathematics

1 answer:

prohojiy [21] · Answer 1 · 2022-05-26T20:15:50+03:00

prohojiy [21]3 years ago

4 0

5 red, 3 blue, 7 white.....total of 15

probability of 1st drawn being red : 5/15 reduces to 1/3
without replacement
probability of 2nd being red : 4/14 reduces to 2/7

probability of both : 1/3 * 2/7 = 2/21 <==