IIT JEE Questions And Answers :: Probability: part1



IIT JEE : Probability QUESTIONS AND ANSWERS :: part1 : 16 to 20

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

16.Out of 800 families with 4 children each, the expected percentage of families having almost 2 girls , is

68.75 %
69.25 %
62.50 %
None of these

17.A man and his wife appear for an interview for two posts. The probability of the mans selection is 1/5and that of his wife selection is 1/7. The probability that at least one of them is selected, is

9/35
12/35
2/7
11/35

18.A problem in satististics is given to three students whose chances of solving it are 1/2, 1/3,1/4 respectively. The probability that the problem is solved is

1/2
1/3
3/4
1

19.A die is thrown 4 times. The probability of getting at most two 6 is

0.984
0.802
0.621
0.721

20.Two dice are thrown. The numbr of sample points in the sample space when six does not appear on any one side is

11
30
18
25

More Probability QUESTIONS AND ANSWERS available in next pages

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