What is the slope of a line that is perpendicular to a line that has a slope of -7 Please help ya girl out :))

In a box lenght 1m breadth 60 cm and height 40 cm small rectangular packets of dimension 5 cm into 8 cm into 10 cm are packed. how many such small packets can be packed in the big box?

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

Part a: select all of the ordered pairs that are located on the graph of the equation. part b: does the graph of the equation represent a function? select all correct answers for part a and one answer for part b.