|
|
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
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
31 May 2023, 01:30
Kudos
Bookmarks
D
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
15%
(low)
Question Stats:
83% (01:27) correct
17%
(02:06)
wrong
based on 242
sessions
History
Date
Time
Result
Not Attempted Yet
A number x is multiplied by 3, and this product is then divided by 5. If the positive square root of the result of these two operations equals x, what is the value of x if x≠0 ?
A. 25/9
B. 9/5
C. 5/3
D. 3/5
E. 9/25
A. 25/9
B. 9/5
C. 5/3
D. 3/5
E. 9/25
31 May 2023, 09:05
Kudos
Bookmarks
A number x is multiplied by 3, and this product is then divided by 5. If the positive square root of the result of these two operations equals x, what is the value of x if x≠0 ?
From question, we can write
Sqrt(3x/5) = x . Squaring both sides, we get
3x/5 = x^2
=>3x=5x^2
=>x(5x-3)=0
=> x = 0 or x =3/5
But x≠0, hence, x = 3/5
Answer D
From question, we can write
Sqrt(3x/5) = x . Squaring both sides, we get
3x/5 = x^2
=>3x=5x^2
=>x(5x-3)=0
=> x = 0 or x =3/5
But x≠0, hence, x = 3/5
Answer D
05 Apr 2026, 11:22
Kudos
Bookmarks
how is that answer here not -3/5?
