TH
What is the domain of f(x) = 3x - 2?
O {xx>0}
O {x\x< 03
O {x|x = 0;
O {x | x is a real number}

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.