A bag has 3 red and 7 black balls. One ball is tore out of the bag. Find the probability that is a 1) red ball 2) black ball
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Answered by
23
Answer:
given
total no.of red balls is=3
total no.of black balls is=7
total no of balls in bag is=10
no.of balls tore out is=1
probability to find red ball is=1-3/10
probability to find black ball is=1-7/10
Step-by-step explanation:
Answered by
11
Answer:
given
total no.of red balls is=3
total no.of black balls is=7
total no of balls in bag is=10
no.of balls tore out is=1
probability to find red ball is=1-3/10
probability to find black ball is=1-7/10
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