ABC26GN3434 · Time and Work

Subject: General Aptitude · Chapter: Time and Work · Exam: 2008 · Marks: · Difficulty:

Work done by A in one day is half of the work done by B in one day. Work done by B is half of the work done by C in one day. If C alone can complete the work in 7 days, in how many days can A, B and C together complete the work?
(a)4
(b)14
(c)21
(d)28
(e)None of these
Answer
Answer (as printed):
Explanation
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