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 Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2506
Given Kudos: 1055
GPA: 3.39
Randy can run π meters every 2 seconds. If the circular track has a
[#permalink]
04 Mar 2021, 07:00
04 Mar 2021, 07:00
1
Expert Reply
00:00
Question Stats:
60% (02:30) correct
40% (01:37) wrong based on 5 sessions
Hide Show timer Statistics
Randy can run \(π\) meters every 2 seconds. If the circular track has a radius of 75 meters, how many minutes does it take Randy to run twice around the track?
A. 5 minutes
B. 10 minutes
C. 12 minutes
D. 15 minutes
E. 17 minutes
A. 5 minutes
B. 10 minutes
C. 12 minutes
D. 15 minutes
E. 17 minutes
Retired Moderator
Joined: 16 Apr 2020
Status:Founder & Quant Trainer
Affiliations: Prepster Education
Posts: 1546
Given Kudos: 172
Location: India
WE:Education (Education)
Re: Randy can run π meters every 2 seconds. If the circular track has a
[#permalink]
04 Mar 2021, 07:10
04 Mar 2021, 07:10
GeminiHeat wrote:
Randy can run \(π\) meters every 2 seconds. If the circular track has a radius of 75 meters, how many minutes does it take Randy to run twice around the track?
A. 5 minutes
B. 10 minutes
C. 12 minutes
D. 15 minutes
E. 17 minutes
A. 5 minutes
B. 10 minutes
C. 12 minutes
D. 15 minutes
E. 17 minutes
Since he has to make 2 complete revolutions, Distance = 2 x \(2πr = 4πr = 300π\)
For every \(π\) meters, he requires 2 seconds
So, for \(300π\) meters he will take \((300)(2) = 600\) seconds which is 10 minutes
Hence, option A
gmatclubot
Re: Randy can run π meters every 2 seconds. If the circular track has a [#permalink]
04 Mar 2021, 07:10
Moderators:
