Mathematics, 26.01.2020 20:31 gloverj9639
There are four blue marbles, an unknown number of red (r) marbles, and six yellow marbles in a bag. which expression
represents the probability of randomly selecting a blue marble, replacing it, and then randomly selecting a red marble?
a. 4/10 (r/10)
b. 4/10r ( r/10r)
c. 4/10+r (r/10+r)
d. 4/10 + (r/10r)
Answers: 2
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There are four blue marbles, an unknown number of red (r) marbles, and six yellow marbles in a bag....
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