Mathematics, 05.02.2021 23:00 emanueln

An urn contains three red marbles and four blue marbles. One marble is selected at random, its color is noted, and it is returned to the urn. Another marble is then selected. What is the probability that the second marble drawn is red?
A.1/2
b:1/7
c:2/7
d:3/7

Answers: 3

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An urn contains three red marbles and four blue marbles. One marble is selected at random, its color...

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More questions: Mathematics Another questions

An urn contains three red marbles and four blue marbles. One marble is selected at random, its color is noted, and it is returned to the urn. Another marble is then selected. What is the probability that the second marble drawn is red? A.1/2 b:1/7 c:2/7 d:3/7

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Another question on Mathematics

An urn contains three red marbles and four blue marbles. One marble is selected at random, its color is noted, and it is returned to the urn. Another marble is then selected. What is the probability that the second marble drawn is red?
A.1/2
b:1/7
c:2/7
d:3/7