An urn contains five red balls numbered 1, 2, 3, 4 and 5, four white balls numbered 6, 7, 8 and 9, and three black balls numbered 10, 11 and 12. A ball is drawn from the urn. What is the probability that it is an odd-numbered ball O?
A) Pr(
O) =
B) Pr(
O) =
C) Pr(
O) =
D) Pr(
O) =
E) Pr(
O) =

Question

An urn contains five red balls numbered 1, 2, 3, 4 and 5, four white balls numbered 6, 7, 8 and 9, and three black balls numbered 10, 11 and 12. A ball is drawn from the urn. What is the probability that it is an odd-numbered ball O? ​
A) Pr(
O) = 
B) Pr(
O) = 
C) Pr(
O) = 
D) Pr(
O) = 
E) Pr(
O) =

Quizplus · Accepted Answer

The Answer of An urn contains five red balls numbered 1, 2, 3, 4 and 5, four white balls numbered 6, 7, 8 and 9, and three black balls numbered 10, 11 and 12. A ball is drawn from the urn. What is the probability that it is an odd-numbered ball O? ​
A) Pr(
O) = 
B) Pr(
O) = 
C) Pr(
O) = 
D) Pr(
O) = 
E) Pr(
O) =

An Urn Contains Five Red Balls Numbered 1, 2, 3