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logitech: Legendary Member; Posts: 2134; Joined: Mon Oct 20, 2008 11:26 pm; Thanked: 237 times; Followed by:25 members; GMAT Score:730

by logitech » Tue Nov 25, 2008 10:55 pm

How many ways are there to award a gold, silver and bronze medal to 10 contending teams?

OA [spoiler]; )[/spoiler]

LGTCH
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"DON'T LET ANYONE STEAL YOUR DREAM!"

Source: Beat The GMAT — Problem Solving | Tue Nov 25, 2008 10:55 pm

jimmiejaz: Master | Next Rank: 500 Posts; Posts: 207; Joined: Sun Mar 11, 2007 6:16 pm; Location: Mumbai; Thanked: 11 times

by jimmiejaz » Wed Nov 26, 2008 1:26 am

The total ways are 10*9*8 = 720.

What if i have not yet beat the beast, I know i will beat it!!!!!!!!

mals24: Legendary Member; Posts: 683; Joined: Tue Jul 22, 2008 1:58 pm; Location: Dubai; Thanked: 73 times; Followed by:2 members

by mals24 » Wed Nov 26, 2008 6:06 am

Since the order matters (ABC is not the same as ACB) = 10P3 = 720.

Wow it looks simple I hope there is no catch!!!

orel: Master | Next Rank: 500 Posts; Posts: 247; Joined: Sun Jul 27, 2008 1:39 am; Thanked: 2 times; GMAT Score:660

by orel » Wed Nov 26, 2008 7:59 am

can you please give more explanation on this....

logitech: Legendary Member; Posts: 2134; Joined: Mon Oct 20, 2008 11:26 pm; Thanked: 237 times; Followed by:25 members; GMAT Score:730