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Class 12 Maths Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of Maths Probability for Class 12 student. This free online Maths study material for Class 12 will help students in learning and doing practice on Probability topic of Class 12 Maths. The study material on Probability, help Class 12 Maths students to learn every aspect of Probability and prepare themselves for exams by doing online test exercise for Probability, as their study progresses in class. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material and loads of Class 12 Maths Probability exercise prepared by the highly professionals team. Students can understand Probability concept easily and consolidate their learning by doing practice test on Probability regularly till they excel in Maths Probability.

Probability

By the algebra of events, what are the types of events?

a) Union f two events
b) Exhaustive events
c) Both 1 and 2
d) None of these

✔Answer

Correct Answer Is : Both 1 and 2

Solution Is :

By the algebra of events, what are the types of events?

a) Intersection of two events
b) Mutually exclusive events
c) Both 1 and 2
d) None of these

✔Answer

Correct Answer Is : Both 1 and 2

Solution Is :

A bag contains 4 roses and 3 lotus. A flower is taken at random. What is the probability of taking a lotus?

a) (4/7)
b) (3/7)
c) (7/4)
d) (7/3)

✔Answer

Correct Answer Is : (3/7)

Solution Is :

A card is drawn at random from pack of 52 cards. Find the probability that the card drawn is the seven of clubs.

a) (1/13)
b) (1/26)
c) (1/39)
d) (1/52)

✔Answer

Correct Answer Is : (1/52)

Solution Is :

Three unbiased coins are tossed together. Find the probability of getting at most one head.

a) (1/2)
b) (1/3)
c) (5/8)
d) (7/8)

✔Answer

Correct Answer Is : (1/2)

Solution Is :

If A ̆ B = S and A ̑ B = ∅ , then A and B are __________ .

a) Simple event
b) Occurrence event
c) Complementary event
d) Sure event

✔Answer

Correct Answer Is : Complementary event

Solution Is :

Two events A and B defined on the sample space S are said to be exhaustive if __________ .

a) A ̆ B = S
b) A ̑ B = ∅
c) A ̑ B = S
d) A ̆ B = ∅

✔Answer

Correct Answer Is : A ̆ B = S

Solution Is :

Find the number of elements in the sample space for the rolling an unbiased die.

a) 3
b) 4
c) 5
d) 6

✔Answer

Correct Answer Is : 6

Solution Is :

Find the number of elements in the sample space for the tossing a coin four times.

a) 4
b) 8
c) 16
d) 32

✔Answer

Correct Answer Is : 16

Solution Is :

Find the number of elements in the the sample space for the rolling three unbiased dice.

a) 6
b) 36
c) 72
d) 216

✔Answer

Correct Answer Is : 216

Solution Is :

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Class 12 Maths Study Material

Probability

By the algebra of events, what are the types of events?

Correct Answer Is : Both 1 and 2

Solution Is :

By the algebra of events, what are the types of events?

Correct Answer Is : Both 1 and 2

Solution Is :

A bag contains 4 roses and 3 lotus. A flower is taken at random. What is the probability of taking a lotus?

Correct Answer Is : (3/7)

Solution Is :

A card is drawn at random from pack of 52 cards. Find the probability that the card drawn is the seven of clubs.

Correct Answer Is : (1/52)

Solution Is :

Three unbiased coins are tossed together. Find the probability of getting at most one head.

Correct Answer Is : (1/2)

Solution Is :

If A ̆ B = S and A ̑ B = ∅ , then A and B are __________ .

Correct Answer Is : Complementary event

Solution Is :

Two events A and B defined on the sample space S are said to be exhaustive if __________ .

Correct Answer Is : A ̆ B = S

Solution Is :

Find the number of elements in the sample space for the rolling an unbiased die.

Correct Answer Is : 6

Solution Is :

Find the number of elements in the sample space for the tossing a coin four times.

Correct Answer Is : 16

Solution Is :

Find the number of elements in the the sample space for the rolling three unbiased dice.

Correct Answer Is : 216

Solution Is :

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