It is currently 21 Oct 2017, 01:59

### 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

# quant Time & work question

Author Message
Intern
Joined: 05 Aug 2009
Posts: 2

Kudos [?]: 3 [0], given: 0

quant Time & work question [#permalink]

### Show Tags

06 Aug 2009, 00:15
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions

### HideShow timer Statistics

This topic is locked. If you want to discuss this question please re-post it in the respective forum.

1) A is twice as good a workman as B and together they finish a piece of work in 14 days. In how many days can A alone finish the work?
a) 11
b) 21
c) 28
d) 42

Kudos [?]: 3 [0], given: 0

Director
Joined: 01 Apr 2008
Posts: 875

Kudos [?]: 843 [1], given: 18

Name: Ronak Amin
Schools: IIM Lucknow (IPMX) - Class of 2014
Re: quant Time & work question [#permalink]

### Show Tags

06 Aug 2009, 01:39
1
KUDOS
B.

2R + R = 1/14
=> 3R =1/14
=> R = 1/42.

Now we have to find 2R, which is 1/21. So A alone will take 21 days to finish his task.

Kudos [?]: 843 [1], given: 18

Re: quant Time & work question   [#permalink] 06 Aug 2009, 01:39
Display posts from previous: Sort by