Math, asked by dsuryatej4814, 1 year ago

A bag has 4 red and 5 black balls. a second bag has 3 red and 7 black balls. one ball is drawn from the first bag and two from the second. the probability that there are two black balls and a red ball is

Answers

Answered by anu522
1
HEYA...


NO. OF RED BALLS = 4+3

NO OF BLACK BALLS=5+7

TOTAL NO. O BALLS= 19


THEREFORE PROBABILITY OF GETTING 2 BLACK BALLS AND 1 RED BALL IS= 3/19

anu522: plz mrk brainliest if helped
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