It is currently 28 Nov 2020, 00:40
My Tests

Close

GMAT Club Daily Prep

Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track
Your Progress

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

If four numbers are randomly selected without replacement fr

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
1 KUDOS received
Moderator
Moderator
User avatar
Joined: 07 Jan 2018
Posts: 697
Followers: 11

Kudos [?]: 785 [1] , given: 88

If four numbers are randomly selected without replacement fr [#permalink] New post 26 Jun 2018, 21:09
1
This post received
KUDOS
00:00

Question Stats:

75% (00:29) correct 25% (00:48) wrong based on 32 sessions
If four numbers are randomly selected without replacement from set {1, 2, 3, 4}, what is the probability that the four numbers are selected in ascending order?

A 1/256
B 1/64
C 1/48
D 1/24
E 1/12
[Reveal] Spoiler: OA
VP
VP
Joined: 20 Apr 2016
Posts: 1302
WE: Engineering (Energy and Utilities)
Followers: 22

Kudos [?]: 1342 [0], given: 251

Re: If four numbers are randomly selected without replacement fr [#permalink] New post 27 Jun 2018, 06:00
amorphous wrote:
If four numbers are randomly selected without replacement from set {1, 2, 3, 4}, what is the probability that the four numbers are selected in ascending order?

A 1/256
B 1/64
C 1/48
D 1/24
E 1/12


Since the numbers are selected randomly without replacement then;

Probability of selecting Four nos. in ascending order =\(\frac{1}{4} * \frac{1}{3} * \frac{1}{2} * \frac{1}{1}\) = \(\frac{1}{24}\)
_________________

If you found this post useful, please let me know by pressing the Kudos Button


Rules for Posting

Got 20 Kudos? You can get Free GRE Prep Club Tests

GRE Prep Club Members of the Month:TOP 10 members of the month with highest kudos receive access to 3 months GRE Prep Club tests

Intern
Intern
User avatar
Joined: 17 Jun 2020
Posts: 5
Followers: 0

Kudos [?]: 0 [0], given: 0

Re: If four numbers are randomly selected without replacement fr [#permalink] New post 13 Jul 2020, 05:32
I found this task useful. I've spent a little time doing it, and I've asked my friends to do it.
Re: If four numbers are randomly selected without replacement fr   [#permalink] 13 Jul 2020, 05:32
Display posts from previous: Sort by

If four numbers are randomly selected without replacement fr

  Question banks Downloads My Bookmarks Reviews Important topics  


cron

GRE Prep Club Forum Home| About| Terms and Conditions and Privacy Policy| GRE Prep Club Rules| Contact

Powered by phpBB © phpBB Group

Kindly note that the GRE® test is a registered trademark of the Educational Testing Service®, and this site has neither been reviewed nor endorsed by ETS®.