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.
Given that the average price per item was $2.09, how many Chocolate Ca
[#permalink]
04 Mar 2024, 02:04
04 Mar 2024, 02:04
Expert Reply
2
Bookmarks
00:00
Question Stats:
66% (02:25) correct
33% (02:14) wrong based on 15 sessions
Hide Show timer Statistics
Attachment:
GRE table (6).jpg [ 32.58 KiB | Viewed 1005 times ]
Given that the average price per item was $2.09, how many Chocolate Candy Bars did Cindy purchase?
A. 1
B. 2
C. 3
D. 4
E. 0
Part of the project: The Butler-GRE Daily New Quant and Verbal Questions to Practice (2023) - Gain 20 Kudos & Get FREE Access to GRE Prep Club TESTS
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Free Materials for the GRE General Exam - Where to get it!!
GRE Geometry Formulas
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Free Materials for the GRE General Exam - Where to get it!!
GRE Geometry Formulas
GRE - Math Book
Given that the average price per item was $2.09, how many Chocolate Ca
[#permalink]
07 Apr 2024, 08:57
07 Apr 2024, 08:57
Expert Reply
Be aware of the difference between the media and the average
\(\dfrac{1.76(4) + 3.99(2)+3.27(3)+2(5)+0.67(6)+1.15(x)}{4+2+2+3+5+6+x}=2.09\)
\(\dfrac{47.93+1.15x}{22+x}=2.09\)
\(47.93+1.15x=2.09(22+x)\)
\(47.93-45.98=2.09x-1.15x\)
\(1.95=0.94x\)
Solve
\(x=2.07\)
B is the answer
\(\dfrac{1.76(4) + 3.99(2)+3.27(3)+2(5)+0.67(6)+1.15(x)}{4+2+2+3+5+6+x}=2.09\)
\(\dfrac{47.93+1.15x}{22+x}=2.09\)
\(47.93+1.15x=2.09(22+x)\)
\(47.93-45.98=2.09x-1.15x\)
\(1.95=0.94x\)
Solve
\(x=2.07\)
B is the answer
Re: Given that the average price per item was $2.09, how many Chocolate Ca
[#permalink]
14 Apr 2024, 21:40
14 Apr 2024, 21:40
1
hello, the above formula comes down to (38.85+1.15x/22+x). how do we calculate x from this equation?, can anyone please help..
