Question

Time, Speed and Distance 217
23. Vinay fires two bullets from the same place at an
interval of 12 minutes but Raju sitting in a train
approaching the place hears the second report 11
minutes 30 seconds after the first. What is the
approximate speed of train (if sound travels at the
speed of 330 metre per second)?
(a) 660/23 m/s (b) 220/7 m/s
(c) 330/23 m/s (d) 110/23 m/s​

Answer 1

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