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Test Series-15




Instructions

  • Your test contains 10 multiple choice questions with only one answer
  • This is 30 min test.Please make sure you complete it in stipulated time
  • You can Finish this test any time using 'Submit' button.
  • Once finished you get a chance to review all question with correct answers and their solutions.


1.A dice was thrown 100 times and it have 56 times head and 44 times tail. What is the probability of getting head?
    1
    .44
    .56
    0

2) A box contains 5 red marbles, 6 white marbles and 4 green marbles. If a marble is drawn at random from the box, what is the probability that the marble is white
   1/5
    2/3
   1
   None of these

3.In the above question,what is the probability that the marble is green

    .1
    .2
    .3
   None of these

4. In the same above question ,What is the probability that the marble will be any one colour?

   1
    0
    .5
    None of these

5. What is the probability that the marble will be black?
   1
   0
   .5
   None of these

6. Two dice are thrown simultaneously 600 times. Each time the sum of two numbers appearing on their tops is noted and recorded as given in the following table
SUMFrequency
214
330
442
555
672
775
870
953
1046
1128
12115
If the dice are thrown once more, what is the probability of getting a sum 8
   .56
   .116
   .23
   None of these

7. If the dice are thrown once more, what is the probability of getting a sum greater than 10 ?
    .238
    .134
    1
    .2357

8.If the dice are thrown once more, what is the probability of getting a sum multiple of 2?
    .598
   .61
   1
   none of these

9. If the dice are thrown once more, what is the probability of getting a sum an odd number?
   .5
   .412
    .647
   .45

10.if p is the probability,which of these cannot be its value
    0
    1
    .9
    -1





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