Trasact business in a foreign language
The probability that an American CEO can transact business in a foreign language is 20%. Ten American CEO s are chosen at random. WHat is the probability that at least two, but no more than five can trasact business in a foreign language?
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Determine the static head efficiency required of the turbine if the total pressure of its exhaust is not to be less than 1.6 bar and the exhaust velcotiy is 300 m/s.
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