For the following questions answer them individually
The time taken by a boat to travel; `x' km upstream is twice the time taken by the same boat to travel `x' km downstream. If speed of the boat in still water is 12 km/h. what is the speed of current ? (in km/h)
In these questions, relationship between different elements is shown in the statements. The statements are followed by conclusions. Study the conclusions based on the given statements and select the appropriate answer. Give answer :
a: If only conclusion II is true
b: If only conclusion If is true
c: If both conclusions I and II are true
d: If either conclusion I or II is true
e: If neither conclusion I nor II is true
