El opuesto al resultado de -12 .3 + 18: (-12 : 6 + 8)

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 (%).

Its urgent! the curved part of this figure is a semicircle. what is the best approximation for the area of this figure? 24+9.125π units² 12+9.125π units² 12+18.25π units² 24+18.25π units²

Atest is worth 150 points and contains 70 questions. some questions are worth 2 points and some are worth 4 points. how many are worth 2 and how many are worth 4