A fair coin is thrown in the air four times. If the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss ?

Created: 6 years ago | Updated: 11 months ago

3/4

1/2

1/8

1/16

1/32

Bangladesh Bank - Officer(Cash) - 2011 গণিত সম্ভাব্যতা (Probability)

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1 847

best ans

The results are independent. P(head on 4th toss) = 1/2

1 year ago

0 0

Huang Lee

সম্ভাব্যতা (Probability)

Edit

1.
$l o g_{2} 4 + l o g_{2} 8 - l o g_{4} 16 = ?$

Created: 3 days ago | Updated: 1 day ago

Bangladesh Oil, Gas and Mineral Corporation (Petrobangla) || Assistant Manager (Electrical / Electronics/Chemical/Petroleum/Petroleum & Mining/IPE/ MME/Naval Architechture/ Telecom/ Geology/Geophysics/Chemistry/Environment/Marketing) (31-05-2024) গণিত

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1 35

2.
$I f 5^{x + 1} - 2 \times 5^{x} - 3 = 0$ What is the value of x ?

Created: 3 days ago | Updated: 1 day ago

l o g_{5} 3

\log_{3} 5

VOTE STATISTICS

OPTION 1 : 0

OPTION 2 : 1

OPTION 3 : 0

OPTION 4 : 0

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1 25

3.
A circle has a radius of 30 cm. Determine the length of the arc subtended by an angle of $60^{\circ}$ at the center of the circle.

Created: 3 days ago | Updated: 19 hours ago

\frac{π}{6} c m

6 π c m

10 π c m

20 π c m

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1 50

4.
Given A = 2i - 3j + 4k and B = i + 2j - k , what is the value of the dot product A. B?

Created: 3 days ago | Updated: 1 day ago

-8

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1 28

5.
In how many ways can a committee of 4 people be chosen out of 8 people?

Created: 3 days ago | Updated: 20 hours ago

110

126

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1 27

6.
The perimeter of a rectangle is 24 inches, and its length is 3 times its width. What are the length and the width of the rectangle?

Created: 3 days ago | Updated: 1 day ago

Length: 6 inches, Width: 2 inches

Length: 9 inches, Width: 3 inches

Length: 12 inches, Width: 4 inches

Length: 18 inches, Width: 6 inches

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1 23

A fair coin is thrown in the air four times. If the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss ?

সম্ভাব্যতা (Probability)

Related Question

1.
$l o g_{2} 4 + l o g_{2} 8 - l o g_{4} 16 = ?$

2.
$I f 5^{x + 1} - 2 \times 5^{x} - 3 = 0$ What is the value of x ?

3.
A circle has a radius of 30 cm. Determine the length of the arc subtended by an angle of $60^{\circ}$ at the center of the circle.

4.
Given A = 2i - 3j + 4k and B = i + 2j - k , what is the value of the dot product A. B?

5.
In how many ways can a committee of 4 people be chosen out of 8 people?

6.
The perimeter of a rectangle is 24 inches, and its length is 3 times its width. What are the length and the width of the rectangle?

Subject Mcq

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