A can do half of a piece of work in 1 day,where B can do full. B can do half the work as C in 1 day. The ratio of their efficiencies of work is = ?
A. 1 : 2 : 4
B. 2 : 1 : 4
C. 4 : 2 : 1
D. 2 : 4 : 1
Answer: Option A
Solution(By Examveda Team)
A : B = 1 : 2B : C = 1 : 2 (Multiply by 2)
B : C = 2 : 4
A : B : C = 1 : 2 : 4
This Question Belongs to Arithmetic Ability >> Time And Work
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