GMAT Question of the Day: Daily via email | Daily via Instagram New to GMAT Club? Watch this Video

 It is currently 06 Apr 2020, 01:36

### GMAT Club Daily Prep

#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track
Your Progress

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

# Sangho uploaded a video to a website where viewers can vote that they

 new topic post reply Question banks Downloads My Bookmarks Reviews Important topics
Author Message
TAGS:

### Hide Tags

Math Expert
Joined: 02 Sep 2009
Posts: 62508
Sangho uploaded a video to a website where viewers can vote that they  [#permalink]

### Show Tags

13 May 2019, 01:00
00:00

Difficulty:

25% (medium)

Question Stats:

88% (02:32) correct 13% (01:15) wrong based on 16 sessions

### HideShow timer Statistics

Sangho uploaded a video to a website where viewers can vote that they like or dislike a video. Each video begins with a score of 0, and the score increases by 1 for each like vote and decreases by 1 for each dislike vote. At one point Sangho saw that his video had a score of 90, and that 65% of the votes cast on his video were like votes. How many votes had been cast on Sangho's video at that point?

A. 200
B. 300
C. 400
D. 500
E. 600

_________________
GMAT Club Legend
Joined: 18 Aug 2017
Posts: 6018
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
Re: Sangho uploaded a video to a website where viewers can vote that they  [#permalink]

### Show Tags

13 May 2019, 01:41
1
Bunuel wrote:
Sangho uploaded a video to a website where viewers can vote that they like or dislike a video. Each video begins with a score of 0, and the score increases by 1 for each like vote and decreases by 1 for each dislike vote. At one point Sangho saw that his video had a score of 90, and that 65% of the votes cast on his video were like votes. How many votes had been cast on Sangho's video at that point?

A. 200
B. 300
C. 400
D. 500
E. 600

total liked videos; 65%
disliked ; 35 %
total 65-35 ; 30
30*300/100 ; 90
IMO B
Intern
Joined: 09 Sep 2016
Posts: 1
Re: Sangho uploaded a video to a website where viewers can vote that they  [#permalink]

### Show Tags

13 May 2019, 02:01
No. of likes = x
No. of dislikes = y
Total no. of likes = N = x + y

Let N = 100n
So, x=65n & y=35n

So, x*1 + y*(-1) = total score = 90
=> x - y = 90
=> 65n - 35n = 90
=> 30n = 90
=> n = 3
=> N = 100n = 300

IMO B

Posted from my mobile device
Re: Sangho uploaded a video to a website where viewers can vote that they   [#permalink] 13 May 2019, 02:01
Display posts from previous: Sort by

# Sangho uploaded a video to a website where viewers can vote that they

 new topic post reply Question banks Downloads My Bookmarks Reviews Important topics

 Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne