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If s and t are distinct positive integers, which of the

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VP
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If s and t are distinct positive integers, which of the [#permalink] New post 24 Jan 2005, 16:57
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A
B
C
D
E

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If s and t are distinct positive integers, which of the following could NOT be the lowest common positive multiple of s and t?

a) st
b) s/t
c) t
d)2
e)s+t

oh, i have edited now..........

Last edited by MA on 24 Jan 2005, 17:07, edited 1 time in total.
Director
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 [#permalink] New post 24 Jan 2005, 17:41
I think b) s/t
as the multiple can't be less than s.

Edited:
OOPS .. t can be 1.
for lack of any other choice that is valid I choose s+t e)
VP
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 [#permalink] New post 24 Jan 2005, 17:59
"E".

s+t ...For s/t for s = 2 and t = 1...is valid.
Director
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 [#permalink] New post 24 Jan 2005, 18:21
will have to go with E i cud not fund a pair tht will give LCM = s+t
  [#permalink] 24 Jan 2005, 18:21
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If s and t are distinct positive integers, which of the

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