pls...slove it....
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0
Answer:
1380 m i think so it will help you
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4
Answer:
1530m
Explanation:
previous distance =340*16
later distance=340*25
therefore change in distance =340*25-340*16
=3060
change in distance 3060/2
=1530
since time taken was of echo so distance travelled by sound would be twice the original distance
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