A basket conatins 2 blue,  4 red,  3 green,  and 5 black balls. If 3 balls are picked at random, what is the probability that either all are red or all are green?  - Study24x7
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32 followers study24x7 09 Jun 2020 10:59 AM study24x7 study24x7

A basket conatins 2 blue,  4 red,  3 green,  and 5 black balls. If 3 balls are picked at random, what is the probability that either all are red or all are green? 

A

9/14

B

6/91

C

5/364

D

14/91

E

None of these

MBA/Management Commerce PG Entrance
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