In a box , there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green ?

Created: 6 years ago | Updated: 3 years ago

1/3

3/4

7/19

8/21

Bangladesh Bank Bangladesh Bank - Assistant Director - 2010 গণিত সম্ভাব্যতা (Probability)

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0 531

best des

Probability = Favorable outcome/ Total No. of outcome

R - 8 , B - 7 , G - 6

Total, = 8 + 7 + 6 = 21

P(B) = 7/21 = 1/3

6 years ago

0 0

Md Azizur Rahman

Founder of Satt

সম্ভাব্যতা (Probability)

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5. In a box, there are 8 red, 7 blue, and 6 green balls. One ball is picked up randomly , what is the probability that it is neither red nor green ?

Created: 6 years ago |

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In a box , there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green ?

সম্ভাব্যতা (Probability)

Related Question

1. ২০ সদস্যবিশিষ্ট একটি ফুটবল দল থেকে একজন অধিনায়ক ও একজন সহ-অধিনায়ক কতভাগে নির্বাচন করা যাবে?

3. A Zoo keeper counted the heads of the animals in a zoo and found it to be 80. When he counted the legs of the animals he found it to be 260. If the zoo had either pigeons or horses, how many horses were there in the zoo ?

4.
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 ?

5. In a box, there are 8 red, 7 blue, and 6 green balls. One ball is picked up randomly , what is the probability that it is neither red nor green ?

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In a box , there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green ?

সম্ভাব্যতা (Probability)

Related Question

1. ২০ সদস্যবিশিষ্ট একটি ফুটবল দল থেকে একজন অধিনায়ক ও একজন সহ-অধিনায়ক কতভাগে নির্বাচন করা যাবে?

3. A Zoo keeper counted the heads of the animals in a zoo and found it to be 80. When he counted the legs of the animals he found it to be 260. If the zoo had either pigeons or horses, how many horses were there in the zoo ?

4. 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 ?

5. In a box, there are 8 red, 7 blue, and 6 green balls. One ball is picked up randomly , what is the probability that it is neither red nor green ?

Bangladesh Bank

Promotion

Download Our Mobile Apps

Satt policy

Main Features

Subscribe our newsletter

4.
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 ?