Exactly 5803

There are 15 black and 20 white balls in the destiny. How many ways can six balls be drawn to have exactly two whites between them?

Correct answer:

n =  259350

Step-by-step explanation:

C2(20)=(220)=2!(202)!20!=212019=190 C4(15)=(415)=4!(154)!15!=432115141312=1365 n=(202) (1562)=259350



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