Identify each example as a discrete random varlable or a continuous random varlable. the average annual increase

in fuel price
a car's speed at different times
the number of cars passing
through a toll both in an hour
the number of phone calls made
in a day
the salaries of employees in
an office
Discrete Random Variable
Continuous Random Variable

Empty box + box + empty box fill in the box is equal to 30 how

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days