GRE Prep 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
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
GRE Math Challenge #61-tank is lowered by 6 inches
[#permalink]
03 May 2015, 01:15
03 May 2015, 01:15
Expert Reply
00:00
Question Stats:
56% (00:34) correct
43% (00:08) wrong based on 16 sessions
Hide Show timer Statistics
The water level in a tank is lowered by 6 inches, then raised by 8.5 inches, and then lowered by 4 inches.
If the water level was x inches before the changes in level, which of the following represents the water level, in inches, after the changes?
A. X - 1.5
B. X + 1.5
C. X – 6.5
D. X + 6.5
E. X – 18.5
If the water level was x inches before the changes in level, which of the following represents the water level, in inches, after the changes?
A. X - 1.5
B. X + 1.5
C. X – 6.5
D. X + 6.5
E. X – 18.5
Re: GRE Math Challenge #61-tank is lowered by 6 inches
[#permalink]
09 Apr 2020, 10:43
09 Apr 2020, 10:43
Expert Reply
We do have a decrease first of 0.06% then an increase of 8.5 % and then , again a decrease of 4% for a total of \approx of 2%
So the only answer that fits is A with a decrease of 1.5%
Not a good question though
So the only answer that fits is A with a decrease of 1.5%
Not a good question though
gmatclubot
Re: GRE Math Challenge #61-tank is lowered by 6 inches [#permalink]
09 Apr 2020, 10:43
Moderators:
