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Mathematics quiz on Probability and Statistics (02-11-2020)

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Question 1

Direction: Study the double pie chart carefully and answer the following questions.

First pie chart shows the distribution of the student appeared in a competitive exam from six states. And the second pie chart show the distribution of the student qualified in the exam from those states.

Total student appeared in the exam = 25000

Total number of student qualified = 15000

How many students were qualified in the exam from Delhi, Tamilnadu and MP?

Question 2

Direction: Study the double pie chart carefully and answer the following questions.

First pie chart shows the distribution of the student appeared in a competitive exam from six states. And the second pie chart show the distribution of the student qualified in the exam from those states.

Total student appeared in the exam = 25000

Total number of student qualified = 15000

How many students appeared for the examination from Gujrat, M.P and U.P?

Question 3

Direction: Study the double pie chart carefully and answer the following questions.

First pie chart shows the distribution of the student appeared in a competitive exam from six states. And the second pie chart show the distribution of the student qualified in the exam from those states.

Total student appeared in the exam = 25000

Total number of student qualified = 15000

How many students did not qualify in the examination from Maharashtra and U.P.

Question 4

Direction: Study the double pie chart carefully and answer the following questions.

First pie chart shows the distribution of the student appeared in a competitive exam from six states. And the second pie chart show the distribution of the student qualified in the exam from those states.

Total student appeared in the exam = 25000

Total number of student qualified = 15000

What is the ratio of the number of students who did not qualify from Delhi to that of M.P.?

Question 5

Direction: Natural number from 1 to 120 are taken. They are to be divided into four group P, Q, R and S. firstly, all the multiples of 5 are taken and put in group P. then, multiples of 7 are taken and put in group Q. Then, multiples of 2 are taken and put in group R. Remaining number are put in group S. if a number falls in more than one group out of P, Q and R, then the last assigned group will be the group in which that number falls. Based on this information, answer the question that follow.

In which of these group will number 105 falls?

Question 6

Direction: Natural number from 1 to 120 are taken. They are to be divided into four group P, Q, R and S. firstly, all the multiples of 5 are taken and put in group P. then, multiples of 7 are taken and put in group Q. Then, multiples of 2 are taken and put in group R. Remaining number are put in group S. if a number falls in more than one group out of P, Q and R, then the last assigned group will be the group in which that number falls. Based on this information, answer the question that follow.
How many numbers are there in group S?

Question 7

Direction: Natural number from 1 to 120 are taken. They are to be divided into four group P, Q, R and S. firstly, all the multiples of 5 are taken and put in group P. then, multiples of 7 are taken and put in group Q. Then, multiples of 2 are taken and put in group R. Remaining number are put in group S. if a number falls in more than one group out of P, Q and R, then the last assigned group will be the group in which that number falls. Based on this information, answer the question that follow.
How many numbers are there in group R?

Question 8

Direction: Natural number from 1 to 120 are taken. They are to be divided into four group P, Q, R and S. firstly, all the multiples of 5 are taken and put in group P. then, multiples of 7 are taken and put in group Q. Then, multiples of 2 are taken and put in group R. Remaining number are put in group S. if a number falls in more than one group out of P, Q and R, then the last assigned group will be the group in which that number falls. Based on this information, answer the question that follow.
How many numbers are there in group Q?

Question 9

What is the probability of a ball drawn bears a number which is a multiple of 2, when ball numbered from 1 to 10 are mixed up and then a ball is drawn at random?

Question 10

Find the probability that one is a club and one is a heart, when two cards are drawn together from a pack of 52 cards.
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