The secret number has 3 digits: 3, 4, and 6 The secret number is odd
The secret number is less than 5
The digit in the tenths place is a multiple of 3

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.