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.
A national math examination has 4 statistics problems. The d
[#permalink]
07 May 2019, 10:02
07 May 2019, 10:02
Expert Reply
00:00
Question Stats:
77% (02:11) correct
22% (01:32) wrong based on 18 sessions
Hide Show timer Statistics
A national math examination has 4 statistics problems. The distribution of the number of students who answered the questions correctly is shown in the chart. If 400 students took the exam and each question was worth 25 points, then what is the average score of the students taking the exam?
#GREpracticequestion A national math examination has 4 statistics problems.jpg [ 21.86 KiB | Viewed 4299 times ]
(A) 1 point
(B) 25 points
(C) 26 points
(D) 69 points
(E) 263.5 points
Attachment:
#GREpracticequestion A national math examination has 4 statistics problems.jpg [ 21.86 KiB | Viewed 4299 times ]
(A) 1 point
(B) 25 points
(C) 26 points
(D) 69 points
(E) 263.5 points
Re: A national math examination has 4 statistics problems. The d
[#permalink]
16 Apr 2020, 13:10
16 Apr 2020, 13:10
Expert Reply
25*number of questions answered/ number of students
25*(200+304+350+250)/400=~ 69
D is the answer
25*(200+304+350+250)/400=~ 69
D is the answer
gmatclubot
Re: A national math examination has 4 statistics problems. The d [#permalink]
16 Apr 2020, 13:10
Moderators:
