It is currently 12 Dec 2017, 05:31

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.

Close

Request Expert Reply

Confirm Cancel

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

Zachary wants to buy four ice­creams ­ one each of four different bran

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:

Hide Tags

Manager
Manager
User avatar
G
Joined: 07 Jun 2017
Posts: 177

Kudos [?]: 101 [0], given: 59

Location: India
Concentration: Technology, General Management
GMAT 1: 660 Q46 V38
GPA: 3.6
WE: Information Technology (Computer Software)
GMAT ToolKit User
Zachary wants to buy four ice­creams ­ one each of four different bran [#permalink]

Show Tags

New post 08 Nov 2017, 23:57
1
This post was
BOOKMARKED
00:00
A
B
C
D
E

Difficulty:

  45% (medium)

Question Stats:

59% (01:07) correct 41% (01:22) wrong based on 46 sessions

HideShow timer Statistics

Zachary wants to buy four ice­creams ­ one each of four different brands. If each of the four brands serve three different flavors ­ chocolate, vanilla, and strawberry, how many different combinations of ice­creams can he buy, provided that he doesn’t end up buying all ice­creams of the same flavor?

A. 60
B. 78
C. 126
D. 156
E. 256
[Reveal] Spoiler: OA

_________________

Regards,
Naveen
email: nkmungila@gmail.com
Please press kudos if you like this post

Kudos [?]: 101 [0], given: 59

Expert Post
1 KUDOS received
Math Expert
User avatar
D
Joined: 02 Aug 2009
Posts: 5339

Kudos [?]: 6103 [1], given: 121

Re: Zachary wants to buy four ice­creams ­ one each of four different bran [#permalink]

Show Tags

New post 09 Nov 2017, 07:49
1
This post received
KUDOS
Expert's post
1
This post was
BOOKMARKED
nkmungila wrote:
Zachary wants to buy four ice­creams ­ one each of four different brands. If each of the four brands serve three different flavors ­ chocolate, vanilla, and strawberry, how many different combinations of ice­creams can he buy, provided that he doesn’t end up buying all ice­creams of the same flavor?

A. 60
B. 78
C. 126
D. 156
E. 256



hi..

four different brands and each having 3 flavours..
total ways to choose 4 with the given restriction that one of each brand is chosen = \(3*3*3*3 = 81\)

ways in which all flavours are same = 1*1*1*1*3= 3, since there are three flavours

so answer = \(81-3=78\)

B
_________________

Absolute modulus :http://gmatclub.com/forum/absolute-modulus-a-better-understanding-210849.html#p1622372
Combination of similar and dissimilar things : http://gmatclub.com/forum/topic215915.html

Kudos [?]: 6103 [1], given: 121

Re: Zachary wants to buy four ice­creams ­ one each of four different bran   [#permalink] 09 Nov 2017, 07:49
Display posts from previous: Sort by

Zachary wants to buy four ice­creams ­ one each of four different bran

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  


GMAT Club MBA Forum Home| About| Terms and Conditions| GMAT Club Rules| Contact| Sitemap

Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne

Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.