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A polling company found that, of 300 households surveyed, 120 spent at
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13 Aug 2021, 09:44
13 Aug 2021, 09:44
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A polling company found that, of 300 households surveyed, 120 spent at least $100 per month on both gasoline and electricity, 60 spent at least $100 per month on gasoline but not on electricity, and for every household that did not spend at least $100 per month on gasoline or electricity, 4 spent at least $100 per month on electricity but not on gasoline. How many of the 300 households did not spend at least $100 per month on either gasoline or electricity?
(A) 24
(B) 30
(C) 36
(D) 90
(E) 96
Kudos for the right answer and explanation
Question part of the project GRE Quant/Math Extreme Challenge Daily (2021) Edition
GRE - Math Book
(A) 24
(B) 30
(C) 36
(D) 90
(E) 96
Kudos for the right answer and explanation
Question part of the project GRE Quant/Math Extreme Challenge Daily (2021) Edition
GRE - Math Book
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Re: A polling company found that, of 300 households surveyed, 120 spent at
[#permalink]
14 Aug 2021, 11:54
14 Aug 2021, 11:54
1
Carcass wrote:
A polling company found that, of 300 households surveyed, 120 spent at least $100 per month on both gasoline and electricity, 60 spent at least $100 per month on gasoline but not on electricity, and for every household that did not spend at least $100 per month on gasoline or electricity, 4 spent at least $100 per month on electricity but not on gasoline. How many of the 300 households did not spend at least $100 per month on either gasoline or electricity?
(A) 24
(B) 30
(C) 36
(D) 90
(E) 96
(A) 24
(B) 30
(C) 36
(D) 90
(E) 96
Refer to the table;
\(x + 4x = 120\)
\(5x = 120\)
\(x = 24\)
Hence, option A
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Re: A polling company found that, of 300 households surveyed, 120 spent at [#permalink]
14 Aug 2021, 11:54
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