An engineer makes different-size samples of a new material. The table shows volumes and the related masses. What would
be the mass of 100 cubic centimeters of the material? Of 500 cubic
centimeters of the material? Use pencil and paper. Explain how you can
use mental math to find the answer,

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field