GMAT Question of the Day - Daily to your Mailbox; hard ones only

 It is currently 26 Jun 2019, 15:18

### 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 typical month, 1/2 of the UFO sightings in the state are attribut

Author Message
TAGS:

### Hide Tags

Math Expert
Joined: 02 Sep 2009
Posts: 55801
In a typical month, 1/2 of the UFO sightings in the state are attribut  [#permalink]

### Show Tags

08 Jan 2019, 00:55
00:00

Difficulty:

15% (low)

Question Stats:

88% (01:03) correct 13% (01:20) wrong based on 19 sessions

### HideShow timer Statistics

In a typical month, 1/2 of the UFO sightings in the state are attributable to airplanes and 1/3 of the remaining sightings are attributable to weather balloons. If there were 108 UFO sightings during one typical month, how many would be attributable to weather balloons?

A. 18
B. 24
C. 36
D. 54
E. 72

_________________
Director
Joined: 18 Jul 2018
Posts: 953
Location: India
Concentration: Finance, Marketing
WE: Engineering (Energy and Utilities)
Re: In a typical month, 1/2 of the UFO sightings in the state are attribut  [#permalink]

### Show Tags

08 Jan 2019, 01:20
Let the UFO sightings be X.
X/2 will be airplanes. Remaining will be X/2
X/6 will be weather balloons.
X = 108
Weather balloons = 108/6 = 18

_________________
Press +1 Kudos If my post helps!
CEO
Joined: 18 Aug 2017
Posts: 3947
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
In a typical month, 1/2 of the UFO sightings in the state are attribut  [#permalink]

### Show Tags

08 Jan 2019, 01:59
Bunuel wrote:
In a typical month, 1/2 of the UFO sightings in the state are attributable to airplanes and 1/3 of the remaining sightings are attributable to weather balloons. If there were 108 UFO sightings during one typical month, how many would be attributable to weather balloons?

A. 18
B. 24
C. 36
D. 54
E. 72

i solved using 2x2 matrix

got 18 .. IMO A
Attachments

File comment: 2x2 matrix
ufo.xlsx [30.88 KiB]

_________________
If you liked my solution then please give Kudos. Kudos encourage active discussions.
In a typical month, 1/2 of the UFO sightings in the state are attribut   [#permalink] 08 Jan 2019, 01:59
Display posts from previous: Sort by