Sam have jen 1/2 of his jujubes jen ate 1/2 of the jujubes and gave the rest to kyle .kyle kept 8 of the jujubes and gave the last 10 to kim .how many jujubes did he. eat

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.