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a. after twenty years passenger aircraft will travel at six times the speed of sound.
b. it will be possible to cross the Atlantic in less than an hour.
c. Planes will fly at a height of 30kms
b. it will be possible to cross the Atlantic in less than an hour.
c. Planes will fly at a height of 30kms
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Hey mate ❤
Here's the answer.
c). Planes will fly at a height of 30kms.
b). It will be possible to cross the Atlantic in less than an hour.
a). After twenty years, passengers aircraft will travel the speed of sound at six times years.
Hope it helps you
✌✌✌✌✌
Here's the answer.
c). Planes will fly at a height of 30kms.
b). It will be possible to cross the Atlantic in less than an hour.
a). After twenty years, passengers aircraft will travel the speed of sound at six times years.
Hope it helps you
✌✌✌✌✌
riyanshu58:
1 is wrong
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