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

 It is currently 24 Jun 2016, 13:39

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

Find the sum of last three digits of S,where

Author Message
Manager
Joined: 25 Nov 2006
Posts: 59
Followers: 2

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

Find the sum of last three digits of S,where [#permalink]

Show Tags

03 Nov 2007, 13:33
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

Find the sum of last three digits of S,where S=871*873*875*878*881*883
VP
Joined: 10 Jun 2007
Posts: 1459
Followers: 7

Kudos [?]: 207 [0], given: 0

Re: sum of last three digits......!!!! [#permalink]

Show Tags

03 Nov 2007, 15:50
Pzazz wrote:
Find the sum of last three digits of S,where S=871*873*875*878*881*883

Did u make this up?
Current Student
Joined: 03 Oct 2006
Posts: 85
Followers: 1

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

Show Tags

03 Nov 2007, 15:59
I think the answer is 3...?

I just did straight calculation and a little deduction towards the end to get the answer quicker.
Director
Joined: 11 Jun 2007
Posts: 931
Followers: 1

Kudos [?]: 126 [0], given: 0

Re: sum of last three digits......!!!! [#permalink]

Show Tags

03 Nov 2007, 16:13
Pzazz wrote:
Find the sum of last three digits of S,where S=871*873*875*878*881*883

using the calculator the last three digits is 0.. so sum is zero. cant imagine this being on the test though.. what is the source?

in case anyone is curious the product looks like this:
454,434,797,879,039,000.00
Current Student
Joined: 03 Oct 2006
Posts: 85
Followers: 1

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

Show Tags

03 Nov 2007, 16:21
Display posts from previous: Sort by