Author Message
TAGS:

### Hide Tags

Manager
Joined: 11 Feb 2011
Posts: 134
Followers: 3

Kudos [?]: 182 [0], given: 21

### Show Tags

15 Jun 2011, 09:34
AnkitK wrote:
Average of money that group of 4 friends pay for rent each month is $800.After one persons rent is increased by 20% the new mean is$850.What was original rent of friend whose rent is increased?
A.800
B.900
C.1000
D.1100
E.1200

C

0.2X = 4(850-800)
0.2X = 200
X = 1000
VP
Status: There is always something new !!
Affiliations: PMI,QAI Global,eXampleCG
Joined: 08 May 2009
Posts: 1353
Followers: 17

Kudos [?]: 240 [0], given: 10

Re: Average of money that group of 4 friends pay for rent each month is $8 [#permalink] ### Show Tags 15 Jun 2011, 23:06 increased amount = 850*4 = 200. thus 20% of x = 200 means x = 1000 is the original rent. _________________ Visit -- http://www.sustainable-sphere.com/ Promote Green Business,Sustainable Living and Green Earth !! Re: Average of money that group of 4 friends pay for rent each month is$8   [#permalink] 15 Jun 2011, 23:06
Similar topics Replies Last post
Similar
Topics:
Each month, after Jill pays for rent, utilities, food, and other neces 1 06 May 2016, 11:56
2 The average weight of a group of 30 friends increases by 1 kg when the 6 13 Mar 2016, 11:40
A group of college friends plan to rent a house together for x dollars 1 17 Feb 2016, 03:34
2 ABC company pays an average of $140 per vehicle each month in outdoor 4 04 Mar 2011, 10:14 5 A certain farmer pays$30 per acre per month to rent farmlan 9 26 Oct 2007, 09:18
Display posts from previous: Sort by