Question

the speed of boat in River is 20km per hour and the speed of another boat is 23km per hour they travel in the same direction from the same place at the same time the distance between the boats after three and a half hours is​

Answer 1

Step-by-step explanation:

Since the distance covered by the second boat is more than the distance covered by the first boat we have to subtract the smaller distance from the greater distance(greater distance-smaller distance) to get 18.5 km as the answer