What is the name for the distance between the crest and trough of wave?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

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 (%).

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week