Which ratio is smaller, 32 : 24 or 30 : 22?​

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?

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.