# Question: Fifteen identical particles have various speeds

Fifteen identical particles have various speeds: one has a speed of 2.00 m/s; two have speeds of 3.00 m/s; three have speeds of 5.00 m/s; four have speeds of 7.00 m/s; three have speeds of 9.00 m/s; and two have speeds of 12.0 m/s. Find

(a) The average speed,

(b) The rms speed, and

(c) The most probable speed of these particles.

(a) The average speed,

(b) The rms speed, and

(c) The most probable speed of these particles.

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