Two sound waves of wavelengths 5m and 6m formed 30 beats in 3 seconds

Two sound waves of wavelengths 5m and 6m formed 30 beats in 3 seconds. The velocity of sound is

Options

(a) 300 m/s
(b) 310 m/s
(c) 320 m/s
(d) 330 m/s

Correct Answer:

300 m/s

Explanation:

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