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Updated on: 10 Jul 2019, 23:04
Originally posted by Bunuel on 28 May 2017, 03:11.
Last edited by Sajjad1994 on 10 Jul 2019, 23:04, edited 1 time in total.
Last edited by Sajjad1994 on 10 Jul 2019, 23:04, edited 1 time in total.
Added Source
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
98% (01:08) correct
2%
(01:37)
wrong
based on 133
sessions
History
Date
Time
Result
Not Attempted Yet
A school has a total enrollment of 150 students. There are 63 students taking French, 48 taking chemistry, and 21 taking both. How many students are taking neither French nor chemistry?
(A) 60
(B) 65
(C) 71
(D) 75
(E) 97
(A) 60
(B) 65
(C) 71
(D) 75
(E) 97
Source: Nova GMAT
Difficulty Level: 500
Difficulty Level: 500
Luckisnoexcuse
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28 May 2017, 03:14
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only french would be 63-21= 42
only chemistry would be 48-21= 27
neither course = 150-(42+27+21)= 60 hence A
Sent from my iPhone using GMAT Club Forum
only chemistry would be 48-21= 27
neither course = 150-(42+27+21)= 60 hence A
Sent from my iPhone using GMAT Club Forum
28 May 2017, 03:15
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P(Total) = P(French) + P(Chemistry) - P(Both) + P(None)
150 = 63 + 48 - 21 + x
150 = 90 + x
x = 60(Option A)
150 = 63 + 48 - 21 + x
150 = 90 + x
x = 60(Option A)
