number prop

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beater: Master | Next Rank: 500 Posts; Posts: 301; Joined: Tue Apr 22, 2008 6:07 am; Thanked: 2 times

by beater » Fri Sep 05, 2008 11:47 am

If k and n are integers, is n divisible by 7?

1. n - 3 = 2k
2. 2k - 4 is divisible by 7

Source: Beat The GMAT — Data Sufficiency | Fri Sep 05, 2008 11:47 am

mals24: Legendary Member; Posts: 683; Joined: Tue Jul 22, 2008 1:58 pm; Location: Dubai; Thanked: 73 times; Followed by:2 members

by mals24 » Fri Sep 05, 2008 12:17 pm

This question has been solved before check the following link

https://www.beatthegmat.com/og-qr-questi ... 14428.html

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