beginners'bin#1

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sanju09: GMAT Instructor; Posts: 3650; Joined: Wed Jan 21, 2009 4:27 amFollowed by: 80 members; Location: India; Thanked: 267 times; GMAT Score:760

beginners'bin#1

by sanju09 » Thu Mar 25, 2010 11:40 pm

If 3/p = 6 and 3/q = 15 then p - q =?
(A) 1/4
(B) 3/10
(C) 1/3
(D) 2/5
(E) 5/6

[spoiler]OA B[/spoiler]

The mind is everything. What you think you become. -Lord Buddha

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Source: Beat The GMAT — Problem Solving | Thu Mar 25, 2010 11:40 pm

rockeyb: Legendary Member; Posts: 537; Joined: Sun Jul 19, 2009 7:15 amFollowed by: 1 member; Location: Nagpur , India; Thanked: 41 times

by rockeyb » Fri Mar 26, 2010 1:29 am

3/p= 6 and 3/q= 15

p= 1/2 and q= 1/5

p-q= (1/2-1/5)

[spoiler]p-q= 3/10 . B[/spoiler]

"Know thyself" and "Nothing in excess"

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