7≥12−g solve for inequality
Plzz help me Its from khan academy

An angle that measures between 90 and 180° is called a(,

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

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.