Math, asked by aditiadhikari36, 11 months ago

Out of 12 pens, 4 are defective. Three pens are drawn at random. What is the probability that: i) at least two are defective ii) atmost two are non defective?

Answers

Answered by ShashwatKaushik3

I am not sure but I think

i) 4/8 = 1/2

ii) 7/8

ShashwatKaushik3: Bata de sahi hai??

aditiadhikari36: I dont know the answer I am confused too

ShashwatKaushik3: From where you have taken this question??

aditiadhikari36: Its in my question bank

ShashwatKaushik3: Check if answer is given at back or somewhere else

aditiadhikari36: No, there isn't

ShashwatKaushik3: I think my answer is right ✌

aditiadhikari36: I hope so. Thanks

ShashwatKaushik3: ✌✌But must confirm it from someone else

ShashwatKaushik3: Hello Aditi How was your exam??

Answered by Jayvardhan14

I think this one is the correct explanation for it ... bt a little bit confusion in 2 nd part...

I hope it will help u ...

Attachments:

Jayvardhan14: Most welcome... waise bhi ab toh ladkiyo ki help krne ki aadat ho gyi hai...

ShashwatKaushik3: Chalo mera answer bhi sahi tha Thanx brother

Jayvardhan14: It's my pleasure di..☺☺

ShashwatKaushik3: Waise I am not di I am a boy

Jayvardhan14: ohhh sorry ...

Jayvardhan14: Maine ussrname nhi dekha tha..

ShashwatKaushik3: ✌✌

Jayvardhan14: ..

aditiadhikari36: keep helping then.

Jayvardhan14: Ya why not...

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