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06 Dec 2017, 04:11
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B
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Difficulty:
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75% (01:13) correct
25%
(01:28)
wrong
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What percent of the employees of Company X are technicians?
(1) Exactly 40% of the men and 55% of the women employed by Company X are technicians
(2) At company X, the ratio of the number of technicians to the number of nontechnicians is 9 to 11
(1) Exactly 40% of the men and 55% of the women employed by Company X are technicians
(2) At company X, the ratio of the number of technicians to the number of nontechnicians is 9 to 11
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06 Dec 2017, 04:26
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(1) We don't know the relationship between actual values of M & W
(2) we don't know the % of technicians among M&W
(1)+(2) combining we get
x=9/11y
substituting
4/10*9/11*y+55/100*y= requested outcome
Answer C
(2) we don't know the % of technicians among M&W
(1)+(2) combining we get
x=9/11y
substituting
4/10*9/11*y+55/100*y= requested outcome
Answer C
Luckisnoexcuse
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06 Dec 2017, 04:37
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Bunuel
(1) We don' t have details about men-women ratio/numbers..not sufficient
(2) number of T: Number of NT:: 9:11
number of T: Total sum of T & NT::9:20
% of employees who are T = 9/20 = 45%
B
