Set A has 3 elements and set B has 4 elements. The number of : GMAT Problem Solving (PS)
Check GMAT Club App Tracker for the Latest School Decision Releases http://gmatclub.com/AppTrack

 It is currently 10 Dec 2016, 17:32

### 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

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

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# Set A has 3 elements and set B has 4 elements. The number of

Author Message
TAGS:

### Hide Tags

Manager
Joined: 22 Sep 2010
Posts: 92
Followers: 2

Kudos [?]: 141 [0], given: 0

Set A has 3 elements and set B has 4 elements. The number of [#permalink]

### Show Tags

30 Sep 2010, 04:11
00:00

Difficulty:

45% (medium)

Question Stats:

22% (01:30) correct 78% (00:30) wrong based on 37 sessions

### HideShow timer Statistics

Set A has 3 elements and set B has 4 elements. The number of injections that can be defined from A to B is

A. 144
B. 12
C. 24
D. 64
E. 124
[Reveal] Spoiler: OA
Math Expert
Joined: 02 Sep 2009
Posts: 35951
Followers: 6866

Kudos [?]: 90120 [0], given: 10418

### Show Tags

30 Sep 2010, 04:45
pzazz12 wrote:
Set A has 3 elements and set B has 4 elements. The number of injections that can be defined from A to B is

A. 144
B. 12
C. 24
D. 64
E. 124

But if interested as 3<4 then the number of injections from A to B is $$P^3_4=24$$. But again don't waste your time on this problem.
_________________
Manager
Joined: 22 Sep 2010
Posts: 92
Followers: 2

Kudos [?]: 141 [0], given: 0

### Show Tags

01 Oct 2010, 04:03
Bunuel wrote:
pzazz12 wrote:
Set A has 3 elements and set B has 4 elements. The number of injections that can be defined from A to B is

A. 144
B. 12
C. 24
D. 64
E. 124

But if interested as 3<4 then the number of injections from A to B is $$P^3_4=24$$. But again don't waste your time on this problem.

thank you,but can you explain me little bit clear...........
Math Expert
Joined: 02 Sep 2009
Posts: 35951
Followers: 6866

Kudos [?]: 90120 [0], given: 10418

### Show Tags

01 Oct 2010, 04:36
pzazz12 wrote:
Bunuel wrote:
pzazz12 wrote:
Set A has 3 elements and set B has 4 elements. The number of injections that can be defined from A to B is

A. 144
B. 12
C. 24
D. 64
E. 124

But if interested as 3<4 then the number of injections from A to B is $$P^3_4=24$$. But again don't waste your time on this problem.

thank you,but can you explain me little bit clear...........

_________________
Re: Functions........   [#permalink] 01 Oct 2010, 04:36
Similar topics Replies Last post
Similar
Topics:
1 Set X of has an average of 61. If the largest element is 7 greater 1 09 Dec 2016, 21:05
13 A set of numbers has an average of 50. If the largest element is 4 gre 10 19 Aug 2015, 01:15
14 A set of 5 numbers has an average of 50. The largest element in the 6 10 Jun 2015, 03:13
14 A set S contains numbers such that every element in the set 4 06 Aug 2014, 09:01
4 Set S includes elements {8, 2, 11, x, 3, y} and has a mean 5 28 Apr 2009, 18:47
Display posts from previous: Sort by
{"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/math/codecogs": 0, "mathtex.cgi": 0, "katex": 0, "math-container": 0, "wp-katex-eq": 0, "align": 0, "equation": 0, "x-ck12": 0, "texerror": 0}