Motor riders Vladimir and Varya started their rides from two points that are 160 miles apart. Laika, Vladimir's pet parrot started chasing Vladimir's motorcycle and overtakes him and meets Varya. Then Laika flew back towards Vladimir. The parrot then started flying back and forth between the two riders. The parrot flew at the speed of 25 mph, while Vladimir and Varya's speed was 20 mph. What was the total distance that Laika flew in miles?
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9
Answer:
Explanation:
When compression takes place in the medium, the density and pressure of the medium increase. This increase and decrease in density and pressure are temporary. Thus, compression is called the region of high density and pressure. Rarefaction is called the region of low density and pressure.
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0
Answer:
120
Explanation:
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