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.
sqrt of 30* sqrt of 5 or 12
[#permalink]
22 Feb 2023, 06:40
22 Feb 2023, 06:40
Expert Reply
1
Bookmarks
00:00
Question Stats:
75% (00:51) correct
25% (00:44) wrong based on 16 sessions
Hide Show timer Statistics
Quantity A |
Quantity B |
\(\sqrt{30} * \sqrt{5}\) |
12 |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Re: sqrt of 30* sqrt of 5 or 12
[#permalink]
05 Mar 2023, 08:49
05 Mar 2023, 08:49
For A, I received the answer 12..why are they not equal?
Re: sqrt of 30* sqrt of 5 or 12
[#permalink]
05 Mar 2023, 09:03
05 Mar 2023, 09:03
Expert Reply
\(\sqrt{30} * \sqrt{5}=\sqrt{30*5}=\sqrt{150}\)
\((\sqrt{150})^2\)\(=150\)
\(12^2=144\)
A > B
\((\sqrt{150})^2\)\(=150\)
\(12^2=144\)
A > B
