TrapQueen7231 TrapQueen7231

09-02-2018
Mathematics

contestada

A bag contains 5 red balls and 5 blue balls. how many ways can we pick 3 red balls and 2 blue balls from this bag?

Respuesta :

09-02-2018

number of ways to choose 3 red = 5C3 = 10
number of ways to choose 2 blue = 5C2 = 10

C represents combination

(5C3)*(5C2) = 10 * 10 = 100 ways

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