There is a row of integers: : PS Archive
Check GMAT Club Decision Tracker for the Latest School Decision Releases http://gmatclub.com/AppTrack

 It is currently 20 Jan 2017, 16:51

### 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

# There is a row of integers:

Author Message
SVP
Joined: 03 Feb 2003
Posts: 1603
Followers: 8

Kudos [?]: 245 [0], given: 0

There is a row of integers:  [#permalink]

### Show Tags

18 Jun 2003, 23:18
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.

There is a row of integers:
10—12—15—20—X—46—79

find the missing member X.

(A) 32
(B) 31
(C) 30
(D) 29
(E) 28
SVP
Joined: 03 Feb 2003
Posts: 1603
Followers: 8

Kudos [?]: 245 [0], given: 0

### Show Tags

30 Jun 2004, 06:01
this question is still hanging unanswered
Senior Manager
Joined: 26 Jan 2004
Posts: 402
Location: India
Followers: 1

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

### Show Tags

30 Jun 2004, 06:32
Got it. (D) it is.

10 12 15 20 29 46 79 144
diff: 2 3 5 9 17 33 65
diff: 1 2 4 8 16 (for next element)32

SVP
Joined: 03 Feb 2003
Posts: 1603
Followers: 8

Kudos [?]: 245 [0], given: 0

### Show Tags

30 Jun 2004, 06:35
Yes, the answer lies on the second level of differences.
30 Jun 2004, 06:35
Display posts from previous: Sort by