What is the first step in simplifying the expression below? 3 + 4 (6 - 8)^2

O Multiply by 4
O 3 plus 16
O 6 minus 8
O 3 plus 4
O multiply -2 by itself ​

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.