Answer:
<em>343 metres per second
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<em>In dry air at 20 °C (68 °F), the speed of sound is 343 metres per second (about 767 mph, 1234 km/h or 1,125 ft/s).</em>
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Yes the first choice is the right choice.
Remember that the 3rd root range is from -infinity to infinity.
Answer:
35
Step-by-step explanation:
You have 17 either side to make 18 the middle e.g if 2 was the middle then you have 1 either side.
Idk how to do this I forgot
