Exponents (with Fractions)

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relaxin99: Senior | Next Rank: 100 Posts; Posts: 73; Joined: Tue Sep 16, 2008 4:33 pm; Thanked: 2 times

by relaxin99 » Fri Feb 06, 2009 9:18 pm

(1/5)^m (1/4)^18 = 1/2(10)^35

what is the value of m?

A)17
B)18
C)34
D)35
E)36

Can someone please explain why the answer is D)35

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Source: Beat The GMAT — Problem Solving | Fri Feb 06, 2009 9:18 pm

sureshbala: Master | Next Rank: 500 Posts; Posts: 319; Joined: Wed Feb 04, 2009 10:32 amFollowed by: 9 members; Location: Delhi; Thanked: 84 times

by sureshbala » Fri Feb 06, 2009 10:07 pm

Hi, this is a simple calculation...

Look at the following image

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Stuart@KaplanGMAT: GMAT Instructor; Posts: 3225; Joined: Tue Jan 08, 2008 2:40 pmFollowed by: 614 members; Location: Toronto; Thanked: 1710 times; GMAT Score:800

by Stuart@KaplanGMAT » Fri Feb 06, 2009 10:17 pm

For those of you who are new to the boards, you can find the solutions to a lot of problems by using the search function. This particular one has been posted many times before!

Stuart Kovinsky | Kaplan GMAT Faculty | Toronto

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