A. 131.3m
B. 162.5m
C. 248.7m
D. 251.3m
E. 325.0m.
Correct Answer:
Option B – 162.5m
![A girl standing some distance from the cliff claps her hands and hears the echo 0.8s later. calculate her distance from the cliff. [speed of sound in air = 320 ms‾¹]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "A girl standing some distance from the cliff claps her hands and hears the echo 0.8s later. calculate her distance from the cliff. [speed of sound in air = 320 ms‾¹]")
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