Find all School-related info fast with the new School-Specific MBA Forum

 It is currently 04 May 2016, 01:40

### 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

# In a certain region, the number of children who have been

Author Message
Intern
Joined: 15 Oct 2007
Posts: 15
Followers: 0

Kudos [?]: 2 [0], given: 0

In a certain region, the number of children who have been [#permalink]

### Show Tags

15 Oct 2007, 21:30
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

In a certain region, the number of children who have been vaccinated against rubella is twice the number who have been vaccinated against mumps. The number who have been vaccinated against both is twice the number who have been vaccinated only against mumps. If 5,000 have been vaccinated against both, how many have been vaccinated only against rubella?

A. 2,500
B. 7,500
C. 10,000
D. 15,000
E. 17,500
VP
Joined: 09 Jul 2007
Posts: 1104
Location: London
Followers: 6

Kudos [?]: 93 [0], given: 0

### Show Tags

15 Oct 2007, 21:41
mistahfold wrote:
In a certain region, the number of children who have been vaccinated against rubella is twice the number who have been vaccinated against mumps. The number who have been vaccinated against both is twice the number who have been vaccinated only against mumps. If 5,000 have been vaccinated against both, how many have been vaccinated only against rubella?

A. 2,500
B. 7,500
C. 10,000
D. 15,000
E. 17,500

R=2M
R&M=2M only

R&M=5000

only M=2500
M=7500

as R=2M so R=15000
then R only=15000-5000=10000

C
Re: Group (Venn) Question   [#permalink] 15 Oct 2007, 21:41
Display posts from previous: Sort by