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

 It is currently 06 May 2015, 16:47

### 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

# 1- +6)+7] = -2 0 1 2 16

Author Message
TAGS:
Director
Joined: 12 Jun 2006
Posts: 536
Followers: 1

Kudos [?]: 29 [0], given: 1

1- +6)+7] = -2 0 1 2 16 [#permalink]  16 Aug 2007, 20:16
1-[2-(3-[4-5]+6)+7] =

-2
0
1
2
16
Director
Joined: 12 Jun 2006
Posts: 536
Followers: 1

Kudos [?]: 29 [0], given: 1

Director
Joined: 03 May 2007
Posts: 894
Schools: University of Chicago, Wharton School
Followers: 6

Kudos [?]: 63 [0], given: 7

ggarr wrote:

= 1 - [2 - (3 - [4 - 5] + 6) + 7]
= 1 - [2 - (3 - [-1] + 6) + 7]
= 1 - [2 - (3 + 1 + 6) + 7]
= 1 - [2 - 10 + 7]
= 1 - [-1]
= 1 + 1
= 2
Intern
Joined: 24 Jan 2006
Posts: 5
Followers: 0

Kudos [?]: 2 [0], given: 0

Ans is 2.

I think the order is unimportant, as long as you unfold the signs properly.

1-[2-(3-[4-5]+6)+7]
1-2+(3+6+1)-7
-9 + 11
= 2.

Other combinations will also yield 2, but make sure you flip the signs properly as you unfold the [] or ().
Manager
Joined: 14 May 2006
Posts: 202
Followers: 1

Kudos [?]: 10 [0], given: 0

2

Wouldn't this be in like the lower-bin questions? No offense ggarr.
Similar topics Replies Last post
Similar
Topics:
3 1+1/2+1/3+.....+1/16 is 8 29 Apr 2014, 22:19
3 (16 + 16)^1/2 = 4 14 Jan 2014, 00:04
how many prime numbers are integer multiples of 16 ? 1. 0 2. 9 04 Feb 2008, 18:49
1 - +6)+7] = (A) 2 (B) 0 (C) 1 (D) 2 (E) 16 I know it's 1 18 May 2007, 21:56
1- +6)+7]= (A) 2 (B) 0 (C) 1 (D) 2 (E) 16 3 12 Oct 2005, 09:32
Display posts from previous: Sort by