13. The length of a room is 4.5 feet longer than the width, w, of the room. Write an expression that represents the perimeter of the rectangular room.

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

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 (%).