7/30/2019 30-nov-2012-class8-data handling probability-9.pdf

http://slidepdf.com/reader/full/30-nov-2012-class8-data-handling-probability-9pdf 1/4

Discuss

Discuss

TOPIC TOTAL CORRECT SCORE LAST 5 EXAMS IMPROVEMENT

Data Handling 9 0 0.00% 0.83% -0.83%

Logical Reasoning 1 0 0.00% 0.00% 0%

Total 10 0 0.00%

Score is not saved to your profile

Math Class : 8

Name : Date :

Choose correct answer(s) from given choice

1) A card is drawn from a shuffled deck of 52 cards. What is the probability of getting a card greater than 3 but lesserthan 5?

 a.  4

52

  b.  3

52

 

c.  1

52

  d.  2

52

 

a.  4

52

 

2) There are 3 pens belonging to 3 students. The pens were put into a box, and each student pulls out an pen one afterthe other. What is the probability that each student gets his or her own pen?

 a.  2

6

  b.  1

2

 

c.  16

  d.  33

 

c.  1

6

 

Save Score Dont Save Score  TIME : 00:01

ain-Paper http://www.edugain.com/in/generate_paper/generate_paper.php?

11/30/2012

7/30/2019 30-nov-2012-class8-data handling probability-9.pdf

http://slidepdf.com/reader/full/30-nov-2012-class8-data-handling-probability-9pdf 2/4

Discuss

Discuss

Discuss

Discuss

4th is 0.15. What is the probability that he will win 2nd position or better in the race?

 a. 0.5 b. 0.45

 c. 0.55 d. 0.4

b. 0.45

4) There are a total of 16 chocolates - 4 each in the flavors of banana, coffee, cherry and orange. There are also 5children. If each child is allowed to choose their own favorite flavor, what is the probability that all of them will getflavors of their choice?

 a.  62

64

  b.  24

64

 

c.  63

64

  d.  1

65

 

c.  63

64

 

5) A class has 42 students, 22 out of whom are girls. If a teacher picks a student at random, what is the probabilitythat the student picked is a boy?

 a.  20

42

  b.  27

42

 

c.  7

20

  d.  22

42

 

a.  20

42

 

6) There are 26 employees in a company, who works in three shifts. The first group of 6 employees work from 10:00

AM to 1:00 PM. The second group of 6 employees work from 11:00 AM to 2:00 PM. And third group of 14 employeeswork from 1:00 PM to 2:00 PM. If there are only 6 computers, during what time, computers are likely to be used most ?

 a. 11:00 AM to 2:00 PM b. 1:00 PM to 2:00 PM

 c. 11:00 AM to 1:00 PM d. 10:00 AM to 1:00 PM

b. 1:00 PM to 2:00 PM

7) From a deck of cards, Sunil withdraws a card at random. What is the probability that the card is a J ack?

ain-Paper http://www.edugain.com/in/generate_paper/generate_paper.php?

11/30/2012

7/30/2019 30-nov-2012-class8-data handling probability-9.pdf

http://slidepdf.com/reader/full/30-nov-2012-class8-data-handling-probability-9pdf 3/4

Discuss

Discuss

Discuss

 a.  1

13

  b.  1

26

 

c.  3

52

  d.  1

52

 

a.  1

13

 

8) Divya throws a die. What is the probability that she rolls a number less than 3?

 a.  2

6

 b. 0

 c. 1 d.  1

6

 

a.  2

6

 

9) What is the probability that an integer in the set 1,2,3...104 is divisible by 2 and not divisible by 3?

 a.  32

102

  b.  36

101

 

c.  35

104

  d.  32

106

 

c.  35

104

 

10) A tyre manufacturer keeps the record of how much distance the tyres manufactured by the company travel beforefailing. They find the following data

Distance traveled in kilometers Number of failing tyres

Less than 5000 80

5000 to 10000 200

10001 to 20000 500

20001 to 40000 488

More than 40000 732

ain-Paper http://www.edugain.com/in/generate_paper/generate_paper.php?

11/30/2012

7/30/2019 30-nov-2012-class8-data handling probability-9.pdf

http://slidepdf.com/reader/full/30-nov-2012-class8-data-handling-probability-9pdf 4/4

Discuss

If Tina buys a tyre from them, what is the probability that it will last more than 10000?

 a.  1724

2000

  b.  1691

2000

 

c.  1696

2000

  d.  1720

2000

 

d.  1720

2000

 

ain-Paper http://www.edugain.com/in/generate_paper/generate_paper.php?

11/30/2012