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04 May 2020, 05:46
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
35%
(medium)
Question Stats:
70% (01:40) correct
30%
(01:33)
wrong
based on 208
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A certain form letter is to be sent to prospective customers. If 4 model-X computers working independently can do a combined total of 4 of the letters in 4 minutes, then 100 model-X computers working independently can do a combined total of 100 of the letters in exactly how many minutes?
(A) 4 min
(B) 10 min
(C) 25 min
(D) 40 min
(E) 100 min
(A) 4 min
(B) 10 min
(C) 25 min
(D) 40 min
(E) 100 min
04 May 2020, 05:49
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Bunuel
Work rate = 4 letters in 4 minutes by 4 machines
i.e. Work rate = 1 letters in 4 minutes by 1 machine
100 machines in 4 minutes will produce 100 letters
Answer: Option A
Archit3110
04 May 2020, 07:54
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Bunuel
M1t1/w1=m2t2/w2;
4*4/4=100*t2/100;
solve for t2=4 mins option A
