White shapes and black shapes are used in a game.
Some of the shapes are circles.
All th...
Mathematics, 31.03.2020 23:59, jessicajose4238
White shapes and black shapes are used in a game.
Some of the shapes are circles.
All the other shapes are squares.
The ratio of the number of white shapes to the number of black shapes is 3 : 7
The ratio of the number of white circles to the number of white squares is 4 : 5
The ratio of the number of black circles to the number of black squares is 2 : 5
Work out what fraction of all the shapes are circles.
Answers: 2
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