Use Coupon: CART20 and get 20% off on all online Study Material

Total Price: R

There are no items in this cart.
Continue Shopping
Get instant 20% OFF on Online Material.
coupon code: MOB20 | View Course list

  • Complete JEE Main/Advanced Course and Test Series
  • OFFERED PRICE: R 15,000
  • View Details
Get extra R 3,750 off


four person are choosen at random from a group of 3 mens, 2 womens, &4 childrens. find the probability of selecting exactly 2 children?

6 years ago


Answers : (1)


Dear neil hans

number of ways in which 4 person can be choosen =9C4

number of ways in which exactlt two children are choosen =4C2 *5C2

Probablity =4C2 *5C2  /9C4



Please feel free to post as many doubts on our discussion forum as you can.
 If you find any question Difficult to understand - post it here and we will get you the answer and detailed solution very quickly.
 We are all IITians and here to help you in your IIT JEE  & AIEEE preparation.

 All the best.

Askiitians Experts

6 years ago

Post Your Answer

Other Related Questions on Discuss with Askiitians Tutors

i purchased an online package classroom program for calculus. it has been more than 24 hrs but the course has still not been activated and i am not able to access it. i request the...
@ SRESHTA i am very sorry for the problem , but can u please tell which mode of payment u applied for the course to purchase ?? if its dd/ cheque then time will be taken for that , as the...
Umakant biswal 2 months ago
@ sreshta if you have choosed the COD option , then the time in which u paid the cash to the courior , u might receive some booklet / package type of thing , there i think u will get a...
Umakant biswal 2 months ago
@ sreshta Yes , ita very helpfull actually , u can go through the sample lecture on the website , its free of cost for 1 chapter , and it contains the following thing 1- MINDMAP 2- STUDY...
Umakant biswal 2 months ago
Does fitjee Rankers study material provides doubt clearing facility? if Yes, then can we ask doubts from out of the study material provided? or only from provided material?
@ pranav yes , RANKERS STUDY MATERIAL have online doubt clearing support , but they will take 48 hours for a single doubt to resolve , and there are also limit that u cannot ask more than...
Umakant biswal one month ago
Sorry but i donot think that they provie you doubt clearing facility. If they are providing doubt clearing facility it must be mentioned on the study material you purchased. but i donot...
SAHIL one month ago
I have recieved 65% scholarship from pinnacle program of fiitjee should i go for thiss.......
@ animesh it completely depend upon you , iof you are intrested in this then u can join , pinnacle programme only guides you in the process of last 4-5 months of preparation , even u can...
2017 years ago
hello Sir, I am a B.Tech student from cse steam and I have selected in a good multinational company and I am willing to write GATE 2010.Most of my friends suggested me to opt for the job as...
If you are from IIT then there is not write any gate exam and M Tech will not be a good choice. because after M Tech fron any IIT , the salary difference will be 5 to 8K@month only. and that...
AskiitianExpert Pramod-IIT-R 6 years ago
my CRL rank is 16620 in paper 2, gen catagory..i checked the opening and closing rank rank is not in that range..but when i previously posted the same question i got reply that the ...
That was for ST cat students... For GEN cat, its very rare to get in NIT Trichy with this rank..
Saurabh Kumar one year ago
I am li’l scared that you may not make it there this time, even if you try to get it at some other leading institutions, you may be supposed to qualify NATA, anyway there is no harm in...
Soneel Verma one year ago
why we use red light is used in traffic signals?
The reason is that it has a greater wavelength. Due to its longer wavelength does not get scattered by the particles in the atmosphere n hence reaches our eyes more distinctly than the...
Vijay Luxmi Askiitiansexpert 7 years ago
View all Questions »

  • Complete AIPMT/AIIMS Course and Test Series
  • OFFERED PRICE: R 15,000
  • View Details
Get extra R 3,750 off

  • Complete JEE Main/Advanced Course and Test Series
  • OFFERED PRICE: R 15,000
  • View Details

Get extra R 3,750 off

More Questions On Discuss with Askiitians Tutors

Ask Experts

Have any Question? Ask Experts

Post Question

Answer ‘n’ Earn
Attractive Gift
To Win!!!
Click Here for details