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19 Sep 2019, 10:16
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D
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
25%
(medium)
Question Stats:
83% (01:54) correct
17%
(02:46)
wrong
based on 42
sessions
History
Date
Time
Result
Not Attempted Yet
A contractor was required to complete a project in 40 days. The contractor employed 100 workers at the start and then employed another 100 workers after 35 days. The project was completed as required. If the contractor had not employed additional workers, then how much extra time would the project have taken?
(A) 2 days
(B) 3 days
(C) 4 days
(D) 5 days
(E) 6 days
(A) 2 days
(B) 3 days
(C) 4 days
(D) 5 days
(E) 6 days
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19 Sep 2019, 10:19
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Ran out of time, had to guess and use estimation. I think B
19 Sep 2019, 10:31
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Hovkial
Total work hour is ( 100*35 + 5*200 ) = 4500
Time required if 4500/100 = 45
Thus, Extra time required is 45 - 40 = 5 days, Answer must be (D)
