ds

This topic has expert replies
Master | Next Rank: 500 Posts
Posts: 113
Joined: Mon Apr 26, 2010 8:58 am
Thanked: 2 times
Followed by:14 members

ds

by divya23 » Thu Jun 09, 2011 8:08 am
jason and karen salray were each p % grtr in 98 dan in 95 find p ??
1. in 95 k salary was 2000 > than j
2. in 98 k salary was 2440 > than j

[spoiler]ans = both[/spoiler]
Source: — Data Sufficiency |

User avatar
Legendary Member
Posts: 1309
Joined: Mon Apr 04, 2011 5:34 am
Location: India
Thanked: 310 times
Followed by:123 members
GMAT Score:750

by cans » Thu Jun 09, 2011 8:15 am
let salaries in 95 be j,k
thus in 98 salaries are (1 + p/100)j , (1 + p/100)k
a)k=2000+j
insufficient.
b)(1 + p/100)k = 2440 + (1 + p/100)j
insufficient
a&b) (1 + p/100)k - (1 + p/100)j = 2440
(1 + p/100) (k-j) = 2440
(1 + p/100) (2000) = 2440
(1 + p/100) = 1.22
p=22
Sufficient
IMO C
If my post helped you- let me know by pushing the thanks button ;)

Contact me about long distance tutoring!
[email protected]

Cans!!