A bird flies from a tree A to the tree B with the speed of 40 km h–1 and returns
to tree A from tree B with the speed of 60 km h–1. What is the average speed
of the bird during this journey?
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Average speed is 120 m/s
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_______ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘꜱ ʏᴏᴜ !!
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