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In a law office with 23 legal secretaries (all of whom are required to wear blue or black suits to work), 19 of the secretaries are female. If 2 male secretaries wear blue suits and 12 of the secretaries wear black suits, then how many female legal secretaries wear blue suits?
A. 2
B. 4
C. 9
D. 10
E. 11
A. 2
B. 4
C. 9
D. 10
E. 11
koenh
Joined: 15 Nov 2015
Last visit: 05 Jan 2021
Posts: 23
Own Kudos:
Given Kudos: 14
Location: Netherlands
Schools: HEC Dec '17 (II)
GMAT 1: 730 Q47 V44
GPA: 3.99
16 Dec 2016, 02:13
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We know total n = 23.
Female = 19
Male = 23-19 = 4
Of males 2 wear Black so 4-2 = 2 wear Blue.
We are given total Black = 12, which means 10 females must wear Black to make x + 2 = 12.
Recall total females = 19, so females wearing Blue = 19-10 = 9. Answer C.
Female = 19
Male = 23-19 = 4
Of males 2 wear Black so 4-2 = 2 wear Blue.
We are given total Black = 12, which means 10 females must wear Black to make x + 2 = 12.
Recall total females = 19, so females wearing Blue = 19-10 = 9. Answer C.
30 Jun 2017, 06:33
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Bunuel
In a law office with 23 legal secretaries (all of whom are required to wear blue or black suits to work), 19 of the secretaries are female. If 2 male secretaries wear blue suits and 12 of the secretaries wear black suits, then how many female legal secretaries wear blue suits?
A. 2
B. 4
C. 9
D. 10
E. 11
A. 2
B. 4
C. 9
D. 10
E. 11
Secretaries with blue suits = 23 - 12 = 11
Female secretaries with blue suits = 11 - 2 = 9
