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21 May 2021, 05:15
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B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
45%
(medium)
Question Stats:
65% (01:23) correct
35%
(01:15)
wrong
based on 198
sessions
History
Date
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Not Attempted Yet
If \(−32 ≤ x ≤ 14\) and \(−17 ≤ y ≤ 11\), which of the following inequalities gives all possible values of \(x−y\) ?
A. \(−31≤x−y≤43\)
B. \(−43≤x−y≤31\)
C. \(−21≤x−y≤31\)
D. \(−15≤x−y≤3\)
E. \(−49≤x−y≤25\)
A. \(−31≤x−y≤43\)
B. \(−43≤x−y≤31\)
C. \(−21≤x−y≤31\)
D. \(−15≤x−y≤3\)
E. \(−49≤x−y≤25\)
21 May 2021, 05:55
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Bunuel
x-y will be the smallest when x is the smallest possible and y is the largest.
So 14-(-17)=14+17=31
x-y will be the largest when x is the largest possible and y is the smallest.
So -32-(11)=-43
\(−43≤x−y≤31\)
B
PCSund
Joined: 31 Oct 2020
Last visit: 29 Apr 2023
Posts: 10
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Given Kudos: 77
Location: Sweden
Concentration: Finance, Leadership
Schools: INSEAD Aug 22 intake Sloan '24 (II)
GPA: 3.6
WE:Consulting (Non-Profit and Government)
09 Aug 2021, 16:18
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Max X and Min Y gives total Max. Min X and Max Y gives total Min. B is answer
