4. A ladder has 50 rungs. The bottom rung is 1 m long. Each rung is 12,5 mm shorter than the rung beneath it. Determine the total length of wood required to make 50 rungs.

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

5. write an equation for the line that is parallel to the given line and that passes through the given point. y = –5x + 3; (–6, 3)

Jared had 3/7 of the minutes on a family phone plan remaining for the month. the plan is shared by 2 people. if divided equally what portion of the minutes remaining on the phone plan would be avalible for each person