Answer
false
Step-by-step explanation:
False; h could be anything. For example, it could be pi, which is irriational.
Answer:
just substitute them and calculate them it's that easy
Answer: 888
Step-by-step explanation: simplify it
Answer:
5.00
Step-by-step explanation:
Answer:
, 
Step-by-step explanation:
Given
A motorboat takes 5 hours to travel 200 miles upstream and 4 hours to go downstream
Suppose the speed of motorboat in still water and rate of current be x and y respectively.
during upstream

During downstream

Add (i) and (ii) we get


Thus, the speed of boat in still water is
and rate of current is 