It is currently 07 Dec 2019, 17:11

### 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

# In a certain club, the average (arithmetic mean) of the 35 m

Author Message
TAGS:
Founder
Joined: 18 Apr 2015
Posts: 8961
Followers: 178

Kudos [?]: 2116 [0], given: 8305

In a certain club, the average (arithmetic mean) of the 35 m [#permalink]  27 Nov 2019, 11:11
Expert's post
00:00

Question Stats:

81% (00:57) correct 18% (00:24) wrong based on 16 sessions
In a certain club, the average (arithmetic mean) of the 35 males is 24.2 years and the average age of the 25 females is 27.6 years.

 Quantity A Quantity B The average age of all of the people in the club 25.9

A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.

Kudos for the right answer and explanation
[Reveal] Spoiler: OA

_________________

Need Practice? 20 Free GRE Quant Tests available for free with 20 Kudos
GRE Prep Club Members of the Month: Each member of the month will get three months free access of GRE Prep Club tests.

Intern
Joined: 04 Oct 2019
Posts: 30
Followers: 0

Kudos [?]: 12 [1] , given: 1

Re: In a certain club, the average (arithmetic mean) of the 35 m [#permalink]  28 Nov 2019, 07:32
1
KUDOS
Average = (35 X 24.2 + 25 X 27.6) / (35+25)
=25.6

So 25.9 is bigger than 25.6. So B is the answer
Re: In a certain club, the average (arithmetic mean) of the 35 m   [#permalink] 28 Nov 2019, 07:32
Display posts from previous: Sort by