Isabella wants to amuse dragons and unicorns by giving them joke books. She wants to amuse a total of at least 14 dragons and unicorns (condition A), with 108 joke books at most (condition B). The graph represents the constraints on the number of dragons D and unicorns U Isabella amuses. Isabella amuses 2 dragons. How many unicorns can she amuse to meet both her constraints?

Witch represents the inverse of the function f(x)=1/4x-12

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite

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.