Mathematics, 22.07.2021 22:40 belindajolete
When traveling with the wind, it takes an airplane 3 hours to travel 1800 miles. It takes the same airplane 3.6 hours to travel the same 1800 miles when traveling against the wind.
Answers: 1
Mathematics, 21.06.2019 17:30
If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)
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Mathematics, 21.06.2019 21:40
Use sigma notation to represent the following series for 9 terms.
Answers: 2
Mathematics, 21.06.2019 23:00
Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.
Answers: 1
When traveling with the wind, it takes an airplane 3 hours to travel 1800 miles. It takes the same a...
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