Let xi = 1 if Project i is selected, i = 1,2,3,4,5; and 0 otherwise: Which answer below indicates that if Project 2 is selected, then Project 4 must be selected? Group of answer choices None of the above x2 + x4 = 1 x2 + x4 ≤ 1

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter11: Simulation Models
Section: Chapter Questions
Problem 68P
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Let xi = 1 if Project i is selected, i = 1,2,3,4,5; and 0 otherwise:

Which answer below indicates that if Project 2 is selected, then Project 4 must be selected?

Group of answer choices

None of the above

x2 + x4 = 1

x2 + x4 ≤ 1

x4 ≤ x2

x2 ≤ x4

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