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8
What is the constant rate

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.

Asap! i need this done today and i really don’t understand it. some one ! will mark

Why is partitioning a directed line segment into a ratio of 1: 3 not the same as finding the length of the directed line segment?