Tim played 20 games of draughts. He won 16 of these games.
a) What fraction of the games did he win?
Give your answer in its simplest form.​

Which system of linear inequalities is graphed? can somebody pleasssse

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?