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# A school district has 1,989 computers, which is approximately one comp

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Math Expert
Joined: 02 Sep 2009
Posts: 58381
A school district has 1,989 computers, which is approximately one comp  [#permalink]

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08 Mar 2019, 03:15
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00:00

Difficulty:

35% (medium)

Question Stats:

76% (01:38) correct 24% (01:29) wrong based on 34 sessions

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A school district has 1,989 computers, which is approximately one computer for every 68.6 students. Of the following, which is the closest approximation, in thousands, of the number of students in the school district?

A. 30
B. 120
C. 140
D. 160
E. 200

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Re: A school district has 1,989 computers, which is approximately one comp  [#permalink]

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08 Mar 2019, 03:43
Bunuel wrote:
A school district has 1,989 computers, which is approximately one computer for every 68.6 students. Of the following, which is the closest approximation, in thousands, of the number of students in the school district?

A. 30
B. 120
C. 140
D. 160
E. 200

approx. number of students = 1989*68.6 = 136445.4
closest to option C i.e., 140000
SO, C
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Joined: 27 Mar 2016
Posts: 110
Re: A school district has 1,989 computers, which is approximately one comp  [#permalink]

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08 Mar 2019, 07:39
num of students/1986 =68.6
num of students = 68.6 *1986 =appprox 137
So 140
C
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Re: A school district has 1,989 computers, which is approximately one comp  [#permalink]

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11 Mar 2019, 08:17
Bunuel wrote:
A school district has 1,989 computers, which is approximately one computer for every 68.6 students. Of the following, which is the closest approximation, in thousands, of the number of students in the school district?

A. 30
B. 120
C. 140
D. 160
E. 200

We can approximate the number of computers as 2000 and the number of students as 70.

Thus, there are approximately 2000 x 70 = 140,000 = 140 thousand students in the school district.

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Re: A school district has 1,989 computers, which is approximately one comp   [#permalink] 11 Mar 2019, 08:17
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