Question

Ratio between efficiency of Arun, Yash and Rana is 6:4:5. All three starts to work together with
same efficiency. But Rana, destroys his 60% of work in every evening
estroys his 60% of work in every evening, due to which they have to work 20
more days then estimated time. Find the estimated days by them to complete
1.80
2.76
3. 84
5.90​

Answer 1

Answer:

do your self

Step-by-step explanation:

step by step