Class 11 Maths MCQ

Test your knowledge with important Class 11 Maths MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Class 11 Maths MCQs on Bissoy. Bissoy App

• If A∪B=S then set is said to be mutually exhaustive.
  ক

  True

  খ

  False
• If A∩B=ϕ then set is said to be mutually exhaustive.
  ক

  True

  খ

  False
• Event “B but not A” is represented by _____________
  ক

  A∪B

  খ

  A∩B

  গ

  A∩B’

  ঘ

  A’∩B
• Event “A but not B” is represented by _____________
  ক

  A∪B

  খ

  A∩B

  গ

  A∩B’

  ঘ

  A’∩B
• Event _____________ contains elements which are present in B and absent in A.
  ক

  A or B

  খ

  A and B

  গ

  A but not B

  ঘ

  B but not A
• Event _____________ contains elements which are present in A and absent in B.
  ক

  A or B

  খ

  A and B

  গ

  A but not B

  ঘ

  B but not A
• Event _____________ contains elements which are present in both A as well as B.
  ক

  A or B

  খ

  A and B

  গ

  A but not B

  ঘ

  B but not A
• Event “A and B” is represented by _____________
  ক

  A∪B

  খ

  A∩B

  গ

  A∩B’

  ঘ

  A’∩B
• Event “A or B” is represented by _____________
  ক

  A∪B

  খ

  A∩B

  গ

  A∩B’

  ঘ

  A’∩B
• Event _____________ contains elements which are either in A or in B or in both.
  ক

  A or B

  খ

  A and B

  গ

  A but not B

  ঘ

  B but not A
• What is the representation of complementary event of event A?
  ক

  S-A

  খ

  A-S

  গ

  S

  ঘ

  S+A
• What is a complementary event for “At least one head appears” if two coins are tossed simultaneously?
  ক

  Exactly one head appears

  খ

  At least one tail appears

  গ

  At most one tail appears

  ঘ

  None head appears
• For every event there exist some complementary event.
  ক

  True

  খ

  False
• If an event has more than one sample point then it is called _____________
  ক

  simple event

  খ

  compound event

  গ

  impossible event

  ঘ

  sure event
• If an event has only one sample point then it is called _________________
  ক

  simple event

  খ

  compound event

  গ

  impossible event

  ঘ

  sure event
• What is the probability of getting a number greater than 6 on dice?
  ক

  0

  খ

  1/2

  গ

  1/3

  ঘ

  1
• Which of the following cannot be the value of probability?
  ক

  1

  খ

  -1

  গ

  0

  ঘ

  1/2
• Which symbol denotes sure event?
  ক

  S

  খ

  Φ

  গ

  β

  ঘ

  μ
• What is the probability of impossible event?
  ক

  0

  খ

  1

  গ

  1/2

  ঘ

  1/4
• Which symbol denote impossible event?
  ক

  S

  খ

  Φ

  গ

  β

  ঘ

  μ
• Any subset of sample space is known as _____________
  ক

  event

  খ

  empty set

  গ

  sample space

  ঘ

  probability
• Set which contains all possible outcomes is __________________
  ক

  event

  খ

  empty set

  গ

  sample space

  ঘ

  probability
• The probability can be negative.
  ক

  True

  খ

  False
• If 4 bulbs are there each of which can be defective or non-defective then what is the probability that at least one bulb is non- defective?
  ক

  7/8

  খ

  15/16

  গ

  3/4

  ঘ

  1/2
• If 4 bulbs are there each of which can be defective or non-defective then what is the probability that all the bulbs are defective?
  ক

  1/8

  খ

  1/16

  গ

  1/4

  ঘ

  1/2
• If 4 bulbs are there each of which can be defective or non-defective then what is the total number of possible outcomes?
  ক

  8

  খ

  16

  গ

  4

  ঘ

  2
• A coin is tossed and if head come then a red dice is rolled and if tail come then a blue dice is rolled then what is the possible number of outcomes?
  ক

  6

  খ

  12

  গ

  24

  ঘ

  72
• A coin is tossed and a dice is rolled simultaneously what is total number of possible outcomes?
  ক

  2

  খ

  6

  গ

  12

  ঘ

  24
• If four dice are rolled simultaneously then what is the total number of possible outcomes?
  ক

  6

  খ

  36

  গ

  216

  ঘ

  1296
• If n coins are tossed simultaneously what is the total number of outcomes?
  ক

  2n-2

  খ

  2n-1

  গ

  2n

  ঘ

  2n+1