Q. B is thrice as efficient as A and C is 0.75 times as efficient as A. What is the ratio of number of days taken by A, B and C when they work individually?
A) 3:1:4
B) 4:1:3
C) 5:1:2
D) 2:3:1
✔ Correct Answer: 3:1:4
Exam Insight
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A) 3:1:4
B) 4:1:3
C) 5:1:2
D) 2:3:1
✔ Correct Answer: 3:1:4
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