Select the statement that correctly describes the expression below. (2.+ 5)2 a. the sum of the square of 2 times x and 5 b. the square of the sum of 2 times x and 5 c. the sum of 2 times x and the square of 5 d. the square of 2 times the addition of x and 5

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 (%).