dbt in the question

A bag contains 8 red and 5 white balls.Three balls are drawn at random.Find the Probability that

All the three balls are white

in solving this question i have a doubt can we take 5 white balls as identical or not.can u explain for ur reasons

64 Answers

3
msp ·

oops pls give ur valuable solns da.

1
MATRIX ·

sky hw itz 1/2.......[9][9][9][9][9]

39
Dr.House ·

mujhe lagtan hain we have already solved the above one once before.

1
skygirl ·

39
Dr.House ·

prajith solve my question on probability which i will post in 5 min.

1
MATRIX ·

noo sky we will not be able to take whole 5 balls simultaneously.......we r finding the probability for taking 3 white balls at a time ..........they r not distinct .........sky[1][1]

1
MATRIX ·

ok mathematician..........

3
msp ·

people pls try out my last question

one suggestion is needed from u people

i took nearly 2 hrs for solving 3 more pbms in pb.shall i leave the chapter so dat i can concentrate on other chapters . pls give ur reply.

3
msp ·

y u people r not postin ur soln for the 32 nd post .is it dat much foolish qn

39
Dr.House ·

d is true ......... { am i rite?}

and is it a multiple choice question?

3
msp ·

hey guys this qn can have more than one option correct

1
MATRIX ·

i think b and d r correct sankara!!!!!!!!! if im wrong correct me........

39
Dr.House ·

i getting b,c,d.................

1
Philip Calvert ·

A is correct alongwith d
thinking about others...

1
Philip Calvert ·

why not a ?? its exactly the same as D

1
MATRIX ·

how c mathe,..................,b and c r same questions.........

3
msp ·

yes sky u r abs rite

dats y i got -ive in my xam sky

1
MATRIX ·

hahaha sankara dont worry...........im [12][12][12][12] deeply abt the question

1
MATRIX ·

r u sure philip.......a is same as d........plzz have a close look "Philip Calvert" at the options.........

1
Philip Calvert ·

hehe sorry ;)

6= 12 :D

1
MATRIX ·

[9][9][9][9][9]...........i was totally amazed when said a and d r the same ......... i was really [7][7][7] at ur answer..........

39
Dr.House ·

sankara wat r the answers?????????????

1
MATRIX ·

wat u think r the answers mathie..........

3
msp ·

pls post ur final ans.i will post my ans after ur post

3
msp ·

but it is a nice qn to confuse i think

39
Dr.House ·

b,c,d. thats final.

1
MATRIX ·

b,d thats final..........

3
msp ·

can i know how much time it requires for u mathie and others who solved the pbm.it is a perfect jee qn i think

39
Dr.House ·

anna, first tell the answer.{ by the way for me it took 4-5 min.]

3
msp ·

philip is not now so i post my ans b, d

btw mathie y u r calling me anna.anna means elder brother .

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