Question

The average speed of an object over a given time duration is 6 m/s. If it travels first half of the
duration with a constant speed 4 m/s, its speed during the next half duration is
(1) 5 m/s
(2) 4 m/s
(3) 6 m/s
(4) 8 m/s
please answer this ASAP​

Answer 1

•°•Speed of the object during the second half of journey distance=12 m/s