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In a survey it was found that 95% of those surveyed liked mustard and

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In a survey it was found that 95% of those surveyed liked mustard and [#permalink]

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New post 22 Dec 2016, 02:25
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In a survey it was found that 95% of those surveyed liked mustard and 85% of the people liked mayonnaise, if there are 100 people in the survey, what is the least number of people who could have liked mustard and mayonnaise?

A. 75
B. 79
C. 80
D. 81
E. 85
[Reveal] Spoiler: OA

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Re: In a survey it was found that 95% of those surveyed liked mustard and [#permalink]

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New post 25 Dec 2016, 10:47
Option C)

Number of people surveyed = 100
Liked Mustard = 95
Liked Mayonnaise = 85

Liked Mustard & Mayonnaise (Least) = 95 + 85 -100 = 80
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Re: In a survey it was found that 95% of those surveyed liked mustard and [#permalink]

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New post 25 Dec 2016, 12:48
Bunuel wrote:
In a survey it was found that 95% of those surveyed liked mustard and 85% of the people liked mayonnaise, if there are 100 people in the survey, what is the least number of people who could have liked mustard and mayonnaise?

A. 75
B. 79
C. 80
D. 81
E. 85


( 85 + 95 ) - 100 = 80

Hence , the correct answer will be (C) 80...

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Re: In a survey it was found that 95% of those surveyed liked mustard and [#permalink]

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New post 30 Oct 2017, 11:58
"the people" here refers to the total people who are surveyed.

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Re: In a survey it was found that 95% of those surveyed liked mustard and   [#permalink] 30 Oct 2017, 11:58
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