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The 747-400 has a cruise speed of __________(a) Mach 0.755(b) Mach 0.855(c) Mach 0.655(d) Mach 0.955I had been asked this question in class test.Asked question is from Boeing 747 Family of Aircraft’s topic in division Boeing Family Overview of Aircraft Maintenance |
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Answer» The correct answer is (b) Mach 0.855 |
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