Problem 18.20 3 of 16 Constants I Periodic Ta A group of 25 particles have the following speeds: two have speed 11 m/s, seven have 17 m/s, four have 18 m/s three have 23 m/s, six have 30 m/s, one has 33 m/s, and two have 40 m/s Determine the average speed. Express your answer using two significant figures. ν ΑΣφ Vavg = |21 m/s Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part B Determine the rms speed. Express your answer using two significant figures. ΑΣφ 26.86 m/s Vrms =

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