A body moving with a uniform acceleration had velocities of 20 m/s and 30 m/s when passing the points P and Q of its path. Find the velocity midway P and Q ( inm/s)

A body moving with a uniform acceleration had velocities of 20 m/s and

1.	A body moving with a uniform acceleration had velocities of 20 m/s and 30 m/s when passing the points P and Q of its path. Find the velocity midway P and Q ( inm/s)
Answer» `sqrt(450)` `sqrt(550)` `sqrt(650)` none Answer :C