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OG 2017 Ratio Question
The only articles of clothing in a certain closet are shirts, dresses, and jackets. The ratio of the number of shirts to the number of dresses to the number of jackets in the closet is 9:4:5, respectively. If there are more than 7 dresses in the closet, what is the total number of articles of clothi...
- by mv2019
Wed Jul 13, 2016 10:14 am- Forum: Data Sufficiency
- Topic: OG 2017 Ratio Question
- Replies: 6
- Views: 3621
probability Q
A jar contains 8 red marbles and 7 blue marbles. 3 marbles are drawn from the jar at random and set aside. What is the probability that exactly 2 blue marbles are among those drawn and set aside?
A) 8/65
B) 2/15
C) 24/65
D) 8/15
E) 2/3
- by mv2019
Tue Jul 12, 2016 6:10 am- Forum: Problem Solving
- Topic: probability Q
- Replies: 6
- Views: 1880