Question

A boat p is moving at 40km/hr and another boat q is moving at 20 km/hr. which one of the following is not a possible value for thier relative velocity.1)10km/hr 2)20km/hr 3)30km/hr 4)40km/hr. **answer with proper explanation**​

Answer 1

Answer:

20km/hr

Explanation:

AS THE BOAT P IS MOVING AT=40km/hr

BOAT Q IS MOVING AT=20km/hr

$40 - 20 = 20$

so the answer is 20km/hr