inequalities??

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jopup: Junior | Next Rank: 30 Posts; Posts: 28; Joined: Sat Jun 14, 2008 5:12 am; Thanked: 1 times

by jopup » Tue Jun 17, 2008 1:49 pm

i got c which is wrong

if both fractions are less than what it takes to add to 1, why isnt it less than one?

Source: Beat The GMAT — Data Sufficiency | Tue Jun 17, 2008 1:49 pm

egybs: Master | Next Rank: 500 Posts; Posts: 178; Joined: Wed May 14, 2008 3:51 pm; Thanked: 16 times; Followed by:1 members; GMAT Score:99%+

by egybs » Tue Jun 17, 2008 1:53 pm

1/8 + 8/9 = 9/72 + 64/72 = 73/72. So we know that x+y < slightly more than 1.

So we can't determine the answer. E.

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