| Q.19 | Shalu alone can complete a work in 5 days and Ritu alone can complete the same work in 7.5 days. Ritu alone worked for first 3 days and then left the work. In how many days will Shalu alone complete the remaining work? | |
| Ans | 1. 1.5 days | |
| 2. 2 days | ||
| 3. 4 days | ||
| 4. 3 days |
Correct Ans Provided: 4