DSE PROBABILITY QUESTIONS

Posted by tania on May 19, 2015; 5:25pm
URL: http://discussion-forum.276.s1.nabble.com/DSE-PROBABILITY-QUESTIONS-tp7597075.html

Q1. Two women and 4 men are to be seated randomly around the circular table . Find the probability that the women are not seated next to each other ?
1. 1/2
2. 1/3
3. 2/5
4. 3/5

Q2. A fair coin is tossed until a head comes up for the first time. The probability of this happening on an odd numbered toss is
1. 1/2
2. 1/3
3. 2/3
4.3/4

Please explain the answer.
Thanks.