| Q.5 | The time taken by a boat to cover a certain distance downstream is 60% of the time taken by it to cover the same distance in still water. What is the ratio of the speed of the boat upstream to the speed downstream? | |
| Ans | 1. 1 : 4 | |
| 2. 1 : 5 | ||
| 3. 2 : 5 | ||
| 4. 3 : 8 |
Correct Ans Provided: 2