Answer:
About 3 trips
Explanation: if we do 2.5m*1.6m*0.75 it equals to 11000 then we divide that to 11m3 and it gives you 3.6 so it will be about 3 times
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China because it is cheaper then getting it from Pittsburgh
Mass: the amount of matter an object contains
Weight: mass•acceleration due to gravity(9.8m/s) / the force of gravity acting on an object
D. both b. and c. Obviously adding more gas but reducing the volume because of the limited space in the container.