Arnab is twice as fast as Bhanu, and Bhanu is one-third as fast as Chandu. If together they can complete work in 30 days, in how many days can Arnab, Bhanu and Chandu do the work respectively?

Arnab is twice as fast as Bhanu, and Bhanu is one-third as fast as Cha

1.	Arnab is twice as fast as Bhanu, and Bhanu is one-third as fast as Chandu. If together they can complete work in 30 days, in how many days can Arnab, Bhanu and Chandu do the work respectively?
A.	60, 180, 240
B.	90, 180, 120
C.	90, 180, 60
D.	90, 60, 180
E.	None of these
Answer» D. 90, 60, 180

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Arnab is twice as fast as Bhanu, and Bhanu is one-third as fast as Chandu. If together they can complete work in 30 days, in how many days can Arnab, Bhanu and Chandu do the work respectively?

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