Six Cards numbered from 1 to 6 are placed in a empty bowl.

Oldest

Best Reply

Author

Message

TAGS:

Manager

Joined: 10 Oct 2005

Posts: 117

Location: Hollywood

Followers: 0

Kudos [?]: 1 [0], given: 0

Six Cards numbered from 1 to 6 are placed in a empty bowl. [#permalink]

30 Sep 2006, 08:21

00:00

Question Stats:

0% (00:00) correct

0% (00:00) wrong

based on 0 sessions

Six Cards numbered from 1 to 6 are placed in a empty bowl. First one card is drawn and then put back into the bowl; then a second card is drawn. If the cards are drawn at random and if the sum of the numbers on the cards is 8, what is the probability that one of the two cards drawn is numbered 5?

A- 1/6

B- 1/5

C- 1/3

D- 2/5

E- 2/3
_________________

The GMAT, too tough to be denied.
Beat the tough questions...

Intern

Joined: 24 Aug 2006

Posts: 26

Followers: 0

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

[#permalink]

30 Sep 2006, 08:24

Number of ways = (2,6) (3,5) (4,4) * 2 = 6

Number of ways which have a 5 = 2

Probablilty = 2 / 6 = 1 / 3

Hence C

Senior Manager

Joined: 11 May 2006

Posts: 262

Followers: 1

Kudos [?]: 3 [0], given: 0

[#permalink]

30 Sep 2006, 08:59

jaypshah wrote:

Number of ways = (2,6) (3,5) (4,4) * 2 = 6

Number of ways which have a 5 = 2

Probablilty = 2 / 6 = 1 / 3

Hence C

why do we need to count (4,4) twice.
i think total outcomes = 5
favourable = 2

so probabilty = 2/5

Senior Manager

Joined: 11 Jul 2006

Posts: 386

Location: TX

Followers: 1

Kudos [?]: 5 [0], given: 0

[#permalink]

30 Sep 2006, 16:11

Good Catch Iced tea !!! I fell for it .

Yes 2/5 .

[#permalink] 30 Sep 2006, 16:11

	Similar topics	Author	Replies	Last post
Similar Topics:	Six cards numbered from 1 to 6 are placed in an empty bowl.	Guest	6	25 Oct 2004, 21:16
	Six cards numbered from 1 to 6 are placed in an empty bowl.	gmat_crack	7	22 Apr 2006, 20:36
	Six cards numbered from 1 to 6 are placed in an empty bowl.	jet1445	2	28 Jul 2007, 09:51
	Six cards numbered from 1 to 6 are placed in an empty bowl.	jamesrwrightiii	1	29 Jul 2007, 22:22
	Six cards numbered from 1 to 6 are placed in an empty bowl.	singh_amit19	2	23 Oct 2007, 12:19

Six Cards numbered from 1 to 6 are placed in a empty bowl.

Main navigation

GMAT Resources

Partners

MBA Resources

GMAT ® is a registered trademark of the Graduate Management Admission Council ® (GMAC ®). GMAT Club's website has not been reviewed or endorsed by GMAC.

GMAT Courses

Admissions Consulting

Six Cards numbered from 1 to 6 are placed in a empty bowl.

Six Cards numbered from 1 to 6 are placed in a empty bowl.

Main navigation

GMAT Resources

Partners

MBA Resources