Jeff and Tim begin a bike ride in opposite directions at 6 : PS Archive
Check GMAT Club Decision Tracker for the Latest School Decision Releases http://gmatclub.com/AppTrack

 It is currently 17 Jan 2017, 05:19

### 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

# Jeff and Tim begin a bike ride in opposite directions at 6

Author Message
Intern
Joined: 17 Aug 2003
Posts: 38
Location: USA
Followers: 0

Kudos [?]: 1 [0], given: 0

Jeff and Tim begin a bike ride in opposite directions at 6 [#permalink]

### Show Tags

02 Jan 2004, 16:46
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.

Jeff and Tim begin a bike ride in opposite directions at 6 a.m. from the same spot, at speeds of 30 kph and 20 kph, respectively. When will they be 120 kilometers apart?

A) 7:30 a.m.

B) 7:48 a.m.

C) 8:24 a.m.

D) 8:36 a.m.

E) 9:12 a.m.
Intern
Joined: 24 Nov 2003
Posts: 30
Location: Champaign
Followers: 0

Kudos [?]: 11 [0], given: 0

### Show Tags

02 Jan 2004, 17:30
C

speed = distance/time

=> time = distance/speed

speed (relative) = 20 + 30 since they go in diff dirs. = 50 kmph

time taken for 120 km = 120km/50 kmph = 2.4 hrs

=> 6am + 2 hrs & 24 mins = 8.24am
02 Jan 2004, 17:30
Display posts from previous: Sort by