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| 1. |
Ravi and Sudha can do a piece of work in 3 days and 6 days respectively if they work together in how many days will they finish the work.... |
| Answer» RAVI in 1 DAY 1/3work will de do and sudha complete 1/6 work so they togethar in 1 day (1/6+1/3)work done so in 1 day they 1/2 work do .... so .. they take 2 days to complete the work | |