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.
If (900)(4, 000) = 360(100x ), what is the value of x?
[#permalink]
05 Sep 2021, 14:59
05 Sep 2021, 14:59
Expert Reply
1
Bookmarks
00:00
Question Stats:
71% (00:53) correct
28% (01:07) wrong based on 21 sessions
Hide Show timer Statistics
If \((900)(4, 000) = 360(100^x)\), what is the value of x?
(A) 5
(B) 4
(C) 3
(D) 2
(E) 1
(A) 5
(B) 4
(C) 3
(D) 2
(E) 1
Re: If (900)(4, 000) = 360(100x ), what is the value of x?
[#permalink]
05 Sep 2021, 19:09
05 Sep 2021, 19:09
Answer is (D) 2
Rearrange the equation (900)(4,000)=360(100^x)
9 * 100 * 40 * 100 =
9*40 * 100^2 =
360 * 100^2
Therefore x = 2
Rearrange the equation (900)(4,000)=360(100^x)
9 * 100 * 40 * 100 =
9*40 * 100^2 =
360 * 100^2
Therefore x = 2
Re: If (900)(4, 000) = 360(100x ), what is the value of x?
[#permalink]
05 Sep 2021, 21:06
05 Sep 2021, 21:06
1
900(4000) = 360(100^x)
Solving LHS
900*4000 = 3600000 = 360 *1000 which is 360 *100^2
Therefore --> x = 2
Solving LHS
900*4000 = 3600000 = 360 *1000 which is 360 *100^2
Therefore --> x = 2
