GMAT Prep Test

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arwa: Newbie | Next Rank: 10 Posts; Posts: 2; Joined: Sat Dec 13, 2008 1:26 am

by arwa » Wed Dec 24, 2008 4:47 am

Hi,
I came across the following problem in the gmat prep test and i have no idea how to go about it

5^21 * 4^11 = 2 * 10^n
Whats the value of n.

i searched for the problem on the forum but cud not find it hence posting it here.

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Source: Beat The GMAT — Problem Solving | Wed Dec 24, 2008 4:47 am

parallel_chase: Legendary Member; Posts: 1153; Joined: Wed Jun 20, 2007 6:21 amFollowed by: 2 members; Thanked: 146 times

by parallel_chase » Wed Dec 24, 2008 6:41 am

There you go, refer this

https://www.beatthegmat.com/5-21-4-11-2-10-n-t14610.html

No rest for the Wicked....

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arwa: Newbie | Next Rank: 10 Posts; Posts: 2; Joined: Sat Dec 13, 2008 1:26 am

by arwa » Wed Dec 24, 2008 9:29 pm

thanks

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