Mathematics, 21.09.2019 05:30 20eppsj
At maximum speed, an airplane travels 1680 miles against the wind in five hours. flying with the wind, the plane can travel the same distance in four hours?
Answers: 1
Mathematics, 21.06.2019 17:50, domiyisthom
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
At maximum speed, an airplane travels 1680 miles against the wind in five hours. flying with the win...
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