Four molecules of a gas are having speed 1m/s, 4m/s, 8m/sand 16m/s. Then rms speed inm/s is

Four molecules of a gas are having speed 1m/s, 4m/s, 8m/sand 16m/s.

1.	Four molecules of a gas are having speed 1m/s, 4m/s, 8m/sand 16m/s. Then rms speed inm/s is
Answer» Is this SCIENCE or MATHS?Explanation:well. ..as I KNOW...I'd BTW