• NEW! FREE Beat The GMAT Quizzes
    NEW! FREE Beat The GMAT Quizzes
    NEW! FREE Beat The GMAT Quizzes
    Hundreds of Questions Highly Detailed Reporting Expert Explanations TAKE A FREE GMAT QUIZ
  • 7 CATs FREE!
    If you earn 100 Forum Points

    Engage in the Beat The GMAT forums to earn
    100 points for $49 worth of Veritas practice GMATs FREE

    Veritas Prep
    VERITAS PRACTICE GMAT EXAMS
    Earn 10 Points Per Post
    Earn 10 Points Per Thanks
    Earn 10 Points Per Upvote
    REDEEM NOW

Ages of three brothers

This topic has 1 expert reply and 4 member replies

Ages of three brothers

Post
What are the ages of three brothers?

1)The product of their ages is 21
2)The sum of their ages is not divisible by 3


The answer is E

Question - In such type of questions, where ages are considered - do we assume that the ages are not integers? unless it is mentioned ?

  • +1 Upvote Post
  • Quote
  • Flag
Legendary Member
Joined
23 Dec 2011
Posted:
626 messages
Followed by:
10 members
Upvotes:
31
Test Date:
June
Target GMAT Score:
750
Facebook Logo
Post
Ages can be fractions as well. One will be half an year old after six months of his/her birth!!! Laughing

_________________
Follow your passion, Success as perceived by others shall follow you

  • +1 Upvote Post
  • Quote
  • Flag
Legendary Member
Joined
23 Dec 2011
Posted:
626 messages
Followed by:
10 members
Upvotes:
31
Test Date:
June
Target GMAT Score:
750
Facebook Logo
Post
I mean unless explicitly stated, in DS all numbers are Real numbers only...

_________________
Follow your passion, Success as perceived by others shall follow you

  • +1 Upvote Post
  • Quote
  • Flag
Legendary Member
Joined
23 Dec 2011
Posted:
626 messages
Followed by:
10 members
Upvotes:
31
Test Date:
June
Target GMAT Score:
750
Facebook Logo
Post
Don't be fooled by "Hindsight Bias"... Laughing

_________________
Follow your passion, Success as perceived by others shall follow you

  • +1 Upvote Post
  • Quote
  • Flag
Legendary Member Default Avatar
Joined
26 Jul 2011
Posted:
2789 messages
Followed by:
43 members
Upvotes:
206
Target GMAT Score:
700+
GMAT Score:
640
Post
snigdha.singh16 wrote:
What are the ages of three brothers?

1)The product of their ages is 21
2)The sum of their ages is not divisible by 3


The answer is E

Question - In such type of questions, where ages are considered - do we assume that the ages are not integers? unless it is mentioned ?
Consideration A: 1,1,21
Consideration B: 1,3,7

IMO: E

  • +1 Upvote Post
  • Quote
  • Flag

GMAT/MBA Expert

GMAT Instructor
Joined
29 Mar 2012
Posted:
1248 messages
Followed by:
189 members
Upvotes:
503
Target GMAT Score:
800
GMAT Score:
780
Post
snigdha.singh16 wrote:
Question - In such type of questions, where ages are considered - do we assume that the ages are not integers? unless it is mentioned ?
In all of the age-related questions I've seen, we are only concerned with integers.

_________________
Join Veritas Prep’s 2010 Instructor of the Year, Matt Douglas for GMATT Mondays

Visit the Veritas Prep Blog

Try the FREE Veritas Prep Practice Test

  • +1 Upvote Post
  • Quote
  • Flag
Enroll in a Veritas Prep GMAT class completely for FREE. Wondering if a GMAT course is right for you? Attend the first class session of an actual GMAT course, either in-person or live online, and see for yourself why so many students choose to work with Veritas Prep. Find a class now!
  • Varsity Tutors
    Award-winning private GMAT tutoring
    Register now and save up to $200

    Available with Beat the GMAT members only code

    MORE DETAILS
    Varsity Tutors
  • PrepScholar GMAT
    5 Day FREE Trial
    Study Smarter, Not Harder

    Available with Beat the GMAT members only code

    MORE DETAILS
    PrepScholar GMAT
  • Target Test Prep
    5-Day Free Trial
    5-day free, full-access trial TTP Quant

    Available with Beat the GMAT members only code

    MORE DETAILS
    Target Test Prep
  • Kaplan Test Prep
    Free Practice Test & Review
    How would you score if you took the GMAT

    Available with Beat the GMAT members only code

    MORE DETAILS
    Kaplan Test Prep
  • Economist Test Prep
    Free Trial & Practice Exam
    BEAT THE GMAT EXCLUSIVE

    Available with Beat the GMAT members only code

    MORE DETAILS
    Economist Test Prep
  • Veritas Prep
    Free Veritas GMAT Class
    Experience Lesson 1 Live Free

    Available with Beat the GMAT members only code

    MORE DETAILS
    Veritas Prep
  • EMPOWERgmat Slider
    1 Hour Free
    BEAT THE GMAT EXCLUSIVE

    Available with Beat the GMAT members only code

    MORE DETAILS
    EMPOWERgmat Slider
  • e-gmat Exclusive Offer
    Get 300+ Practice Questions
    25 Video lessons and 6 Webinars for FREE

    Available with Beat the GMAT members only code

    MORE DETAILS
    e-gmat Exclusive Offer
  • Magoosh
    Magoosh
    Study with Magoosh GMAT prep

    Available with Beat the GMAT members only code

    MORE DETAILS
    Magoosh
  • The Princeton Review
    FREE GMAT Exam
    Know how you'd score today for $0

    Available with Beat the GMAT members only code

    MORE DETAILS
    The Princeton Review

Top First Responders*

1 Ian Stewart 44 first replies
2 Brent@GMATPrepNow 34 first replies
3 Scott@TargetTestPrep 32 first replies
4 Jay@ManhattanReview 31 first replies
5 GMATGuruNY 18 first replies
* Only counts replies to topics started in last 30 days
See More Top Beat The GMAT Members

Most Active Experts

1 image description Scott@TargetTestPrep

Target Test Prep

139 posts
2 image description Max@Math Revolution

Math Revolution

90 posts
3 image description Ian Stewart

GMATiX Teacher

53 posts
4 image description Brent@GMATPrepNow

GMAT Prep Now Teacher

51 posts
5 image description Jay@ManhattanReview

Manhattan Review

31 posts
See More Top Beat The GMAT Experts