Find all School-related info fast with the new School-Specific MBA Forum

 It is currently 20 Apr 2015, 22:49

### 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

# Working alone at its constant rate, machine K took 3 hours

Author Message
TAGS:
Intern
Joined: 05 Nov 2008
Posts: 6
Followers: 0

Kudos [?]: 8 [0], given: 0

Working alone at its constant rate, machine K took 3 hours [#permalink]  06 Nov 2008, 08:41
Working alone at its constant rate, machine K took 3 hours to produce of the units produced last Friday. Then machine M started working and the two machines, working simultaneously at their respective constant rates, took 6 hours to produce the rest of the units produced last Friday. How many hours would it have taken machine M, working alone at its constant rate, to produce all of the units produced last Friday?

A. 8
B. 12
C. 16
D. 24
E. 30
Intern
Joined: 14 Sep 2003
Posts: 45
Location: california
Followers: 1

Kudos [?]: 15 [0], given: 0

Re: Friday----30 [#permalink]  06 Nov 2008, 09:54
question looks incomplete..

is it missing a fraction right after produce and of below

machine K took 3 hours to produce of the units produced last Friday
_________________

excellence is the gradual result of always striving to do better

Re: Friday----30   [#permalink] 06 Nov 2008, 09:54
Similar topics Replies Last post
Similar
Topics:
8 Working alone at its constant rate, machine K took 3 hours 8 29 Nov 2012, 21:44
18 Working alone at its own constant rate, a machine seals k 16 17 Nov 2010, 07:35
Working alone at its constant rate, machine K took 3 hours 1 05 Nov 2008, 18:50
1 Working alone at its constant rate, machine K took 3 hours 3 26 Jul 2008, 08:32
Working alone at it's own constant rate, a machine seals K 2 03 Jan 2006, 17:45
Display posts from previous: Sort by