percents

This topic has expert replies
Legendary Member
Posts: 1085
Joined: Fri Apr 15, 2011 2:33 pm
Thanked: 158 times
Followed by:21 members

percents

by pemdas » Sun Jan 22, 2012 12:04 pm
What is the total number of workers who smoke in a group of 200 workers, in which 10 percent of the males smoke and 49 percent of the females smoke?

OA later

Source: Magoosh
Success doesn't come overnight!

User avatar
Community Manager
Posts: 1060
Joined: Fri May 13, 2011 6:46 am
Location: Utrecht, The Netherlands
Thanked: 318 times
Followed by:52 members

by neelgandham » Sun Jan 22, 2012 12:23 pm
If F is the number of females, 49/100 * F, should be an Integer. For 49/100 * F to be an integer, F should be 100(as F<200).

If F = 100, the number of males = 100
Number of male smokers = 10/100 * 100 = 10
Number of female smokers = 49/100 * 100 = 49
Total number of smokers = 10+49 = 59.
Anil Gandham
Welcome to BEATtheGMAT | Photography | Getting Started | BTG Community rules | MBA Watch
Check out GMAT Prep Now's online course at https://www.gmatprepnow.com/

User avatar
Master | Next Rank: 500 Posts
Posts: 425
Joined: Wed Dec 08, 2010 9:00 am
Thanked: 56 times
Followed by:7 members
GMAT Score:690

by LalaB » Sun Jan 22, 2012 12:38 pm
edit

User avatar
Community Manager
Posts: 1060
Joined: Fri May 13, 2011 6:46 am
Location: Utrecht, The Netherlands
Thanked: 318 times
Followed by:52 members

by neelgandham » Sun Jan 22, 2012 12:41 pm
Lala bhai : 0.49 * 150 = 73.5 :-). I know, Sunday evenings s*** :-)
Anil Gandham
Welcome to BEATtheGMAT | Photography | Getting Started | BTG Community rules | MBA Watch
Check out GMAT Prep Now's online course at https://www.gmatprepnow.com/

User avatar
Master | Next Rank: 500 Posts
Posts: 425
Joined: Wed Dec 08, 2010 9:00 am
Thanked: 56 times
Followed by:7 members
GMAT Score:690

by LalaB » Sun Jan 22, 2012 12:42 pm
neelgandham wrote:Lala bhai : 0.49 * 150 = 73.5 :-). I know, Sunday evenings s*** :-)
haha, sorry, that was a silly mistake )))) deleted :)

actually, first I have solved it in the same way as u have written. but later i just tried to complicate everything, since I thought it should be more difficult ))

sorry again. girslish stupid thoughts )))

Legendary Member
Posts: 1085
Joined: Fri Apr 15, 2011 2:33 pm
Thanked: 158 times
Followed by:21 members

by pemdas » Sun Jan 22, 2012 1:46 pm
OA 59
Success doesn't come overnight!