1. 2 containers labeled A and B are filled with red and blue
marbles in given quantities: -
Container RED
BLUE
A 6
4
B 60
40
Each container is shaken vigorously. After choosing 1 of the
container, without looking, draw out a marble. From which
container you have the max probability of choosing a blue
marble?
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Answer / ferozahmed
Ans. – (a) Container A (6 red, 4 blue)
(b) Container B (60 red, 40 blue)
(c) Equal chances from each container.
| Is This Answer Correct ? | 3 Yes | 1 No |
Answer / manish
Probability of choosing one container is 1/2 and hence choosing a blue ball from A is 4/10 and choosing a blue ball form B is 40/100=4/10. Thus equal probablity.
| Is This Answer Correct ? | 0 Yes | 0 No |
In 1991, was the number of people in City A three times greater then the number of people in City B? 1) In 1991, there were approximately 1.1 million more people in City A than in City B. 2) In 1991, the 300,000 Catholics in City A made up 20% of its population, and the 141,000 Buddhists in City B made up 30% of its population. a) if statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question. b) if statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question. c) if BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient. d) if EACH statement ALONE is sufficient to answer the question asked. e) if statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
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