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GRE Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2506
Given Kudos: 1055
GPA: 3.39
Last fall, 40 percent of the students at a certain high school partici
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16 Jan 2023, 01:40
16 Jan 2023, 01:40
Expert Reply
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Question Stats:
100% (01:52) correct
0% (00:00) wrong based on 2 sessions
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Last fall, 40 percent of the students at a certain high school participated in after-school activities. Of those participating, 25 percent were in the chorus. If there were x students in the high school last fall, how many students, in terms of x, were in the chorus?
A. 0.30x
B. 0.16x
C. 0.15x
D. 0.10x
E. 0.06x
A. 0.30x
B. 0.16x
C. 0.15x
D. 0.10x
E. 0.06x
GRE Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2506
Given Kudos: 1055
GPA: 3.39
Re: Last fall, 40 percent of the students at a certain high school partici
[#permalink]
18 Jan 2023, 06:51
18 Jan 2023, 06:51
Expert Reply
If there were 100 students, 40 participated in post school activities.
Of these 40, 25% (i.e. 1/4) were in the chorus. So 10 were in the chorus.
Of the total 100 students, 10 were in the chorus i.e. 10%. If total is x, number of students in the chorus = 10% of x = 0.1x
Answer: D
Of these 40, 25% (i.e. 1/4) were in the chorus. So 10 were in the chorus.
Of the total 100 students, 10 were in the chorus i.e. 10%. If total is x, number of students in the chorus = 10% of x = 0.1x
Answer: D
gmatclubot
Re: Last fall, 40 percent of the students at a certain high school partici [#permalink]
18 Jan 2023, 06:51
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