Write the function f(x) = abs(-3x+24) as a piecewise-defined function.

Which graph represents an even function?

If i have 20$ and i gave 5$ away how much i got

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.