Search found 3 matches


Why to divide by 2?

How many different pairs can be selected from a group of 7 people?

The answer is 21?

I just can't understand why to divide at the 2 at th end?!

Thank you

by white

Wed Apr 29, 2009 11:31 pm
Forum: Problem Solving
Topic: Why to divide by 2?
Replies: 4
Views: 4076

Help from experts please!

HI Guys
Do you know which is the best book for a comprehensive review for Math GMAT? I have graduated form long time ago and I forgot every thing!

by white

Sat Jan 31, 2009 11:27 am
Forum: Problem Solving
Topic: Help from experts please!
Replies: 0
Views: 981

Ca't find a training course!please HELP ME

Hi everybody

Can I ask where I can find Gmat training courses in Birmingham, UK.
I searched a lot, but nothing in Birmingham, UK .
Please HELP.
Thank you for your consideration .

by white

Tue Dec 23, 2008 12:13 pm
Forum: GMAT Strategy
Topic: Ca't find a training course!please HELP ME
Replies: 3
Views: 1473