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

 It is currently 19 Feb 2019, 05:58

### 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 February
PrevNext
SuMoTuWeThFrSa
272829303112
3456789
10111213141516
17181920212223
242526272812
Open Detailed Calendar
• ### Free GMAT Prep Hour

February 20, 2019

February 20, 2019

08:00 PM EST

09:00 PM EST

Strategies and techniques for approaching featured GMAT topics. Wednesday, February 20th at 8 PM EST

February 21, 2019

February 21, 2019

10:00 PM PST

11:00 PM PST

Kick off your 2019 GMAT prep with a free 7-day boot camp that includes free online lessons, webinars, and a full GMAT course access. Limited for the first 99 registrants! Feb. 21st until the 27th.

# The ratio of experienced plumbers to inexperienced plumbers is nine to

Author Message
TAGS:

### Hide Tags

Math Expert
Joined: 02 Sep 2009
Posts: 52971
The ratio of experienced plumbers to inexperienced plumbers is nine to  [#permalink]

### Show Tags

24 Dec 2017, 00:02
00:00

Difficulty:

15% (low)

Question Stats:

94% (00:51) correct 6% (02:06) wrong based on 26 sessions

### HideShow timer Statistics

The ratio of experienced plumbers to inexperienced plumbers is nine to eight. If there are sixty-eight plumbers working on a project together, how many more experienced plumbers than inexperienced plumbers are working on the project?

A. 1
B. 4
C. 17
D. 32
E. 36

_________________
Intern
Joined: 02 Apr 2017
Posts: 11
The ratio of experienced plumbers to inexperienced plumbers is nine to  [#permalink]

### Show Tags

24 Dec 2017, 06:40
Experinced / In experienced ratio is 9/8.

Find common multiplier for the ratio - 9x + 8x = 17x

17x = 68 = > x = 4

9x = 36
8x = 32

and hence 4, answer choice (b)
Intern
Joined: 15 Aug 2017
Posts: 14
The ratio of experienced plumbers to inexperienced plumbers is nine to  [#permalink]

### Show Tags

24 Dec 2017, 07:29
1
Expperienced : Inexperienced
8:9
So for a total of 17, 8 will be experience and 9 will be inexperienced and their difference 1
Here what happened
Total 17X4 Experienced 8X4 Inexperienced 9X4 and Difference 1X4. So 4

Kudos
The ratio of experienced plumbers to inexperienced plumbers is nine to   [#permalink] 24 Dec 2017, 07:29
Display posts from previous: Sort by

# The ratio of experienced plumbers to inexperienced plumbers is nine to

 Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.