Almost done! 3/7 done! The final choice is: 60 + (4x - 20) = 180

Just cause the picture cut it off-

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.

Each unit cost 14p, how much would 942 units cost?

What is the equation of the line, that passes through (3,-1) and (-1,5)