is s@t = 1

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binaras: Senior | Next Rank: 100 Posts; Posts: 67; Joined: Sat Jun 21, 2014 10:31 pm; Followed by:1 members

by binaras » Fri Mar 11, 2016 1:07 am

if s@t = 1/s + 1/t, is s@t = 1?

1. s + t is not equal to 4

2. s/t is not equal to 1

the answer is E but was wondering why it isn't D?

Source: Beat The GMAT — Data Sufficiency | Fri Mar 11, 2016 1:07 am

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by [email protected] » Fri Mar 11, 2016 10:18 am

Hi binaras,

The correct answer is D. You can read a full discussion of this prompt here:

https://www.beatthegmat.com/ds-query-t276597.html

GMAT assassins aren't born, they're made,
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