As ceo of startrooper video unlimited, you wish to install a chain of video arcades in sleepy city, u. s.a. the city council regulations require that the number of arcades be within the range shared by at least 75% of all cities. what is this range? (find the interval containing at least 3/4 of the data as guaranteed by chebyshev's rule. round your answers to one decimal place.)

The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false

You are making beer. the first step is filling the glass carboy with the liquid wort. the internal diameter of the carboy is 15 in., and you wish to fill it up to a depth of 2 ft. if your wort is drawn from the kettle using a siphon process that flows at 3 gpm, how long will it take to fill?

Describe one experiment in which the glass transition temperature and melting temperature of a totally amorphous thermoplastic material can be determined. show the relevant experimental results in a diagram which should be properly annotated with the two temperatures clearly marked. what is likely to happen to the curve in the diagram if the amorphous polymer is replaced by a thermosetting type?