Events & Promotions
|
|
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.
May 2808:30 AM PDT
-09:30 AM PDT
Are you constantly rereading GMAT RC passages but still struggling to understand them? Most students think rereading improves accuracy — but in reality, it usually signals a flawed reading strategy.
May 2110:00 AM EDT
-11:59 PM EDT
Make the most of your break with the most realistic GMAT™ prep. Take up to $700 off select products.- May 27
08:30 AM PDT
-09:30 AM PDT
Next - GMAT Ninja CR series, we tackle a very specific flavor of Critical Reasoning: Plans & Goals questions. The GMAT loves to present a scenario where a company, government, or individual proposes a seemingly brilliant plan to achieve a specific goal. - Jun 10
06:00 AM PDT
-06:15 PM PDT
Register for the GMAT Club Virtual MBA Spotlight Fair – the world’s premier event for serious MBA candidates. This is your chance to hear directly from Admissions Directors at nearly every Top 30 MBA program..
26 Oct 2023, 01:30
Kudos
Bookmarks
C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
95%
(hard)
Question Stats:
45% (03:09) correct
55%
(03:37)
wrong
based on 58
sessions
History
Date
Time
Result
Not Attempted Yet
A moto draws 15 kw (kilowatts) of power while it is running. During the 12-hour day shift, the motor kicks on four-time per hour and runs for 4 minutes every cycle. The motor runs at 85% efficiency (transmit 85% of the power into the equipment) during workday, with the remaining power being lost to heat and friction. During the 12-hour night shift, the motor switches to an operating scheme that runs 3 times per hour for 6 minutes every time. The night time efficiency is 74%. The power company rates are $0.14 per kw hours during the day and $0.11 per kw during the night. What is the total amount of money spent per day on wasted power (heat plus friction)?
A. $2.16
B. $2.36
C. $2.56
D. $2.76
E. $2.96
A. $2.16
B. $2.36
C. $2.56
D. $2.76
E. $2.96
26 Oct 2023, 06:21
Kudos
Bookmarks
Bunuel
OA IS C
We can solve using below method
Posted from my mobile device
Attachments
1000057118.jpg [ 2.75 MiB | Viewed 1587 times ]
14 May 2026, 06:19
Kudos
Bookmarks
Automated notice from GMAT Club BumpBot:
A member just gave Kudos to this thread, showing it’s still useful. I’ve bumped it to the top so more people can benefit. Feel free to add your own questions or solutions.
This post was generated automatically.
A member just gave Kudos to this thread, showing it’s still useful. I’ve bumped it to the top so more people can benefit. Feel free to add your own questions or solutions.
This post was generated automatically.
