It is graphing linear inequalities the inequality is: y< -3x-8 would the shade be up or down? dotted line or solid line?

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

9/10 divide by -3/15 as a mixed number

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?