Asolid figure has a length of 4 inches and a width of 6 inches. the product of the length times the height is 12 square inches. what is the volume of the solid figure, in cubic inches?

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