Broccoil cost 3.14$ a pound at the market if mary bought 2.5 pounds what was the cost

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

What is r i 4.5+10r=-6.5 with work pls

Triangle abc has vertices a(1,2) b(1,5) and c(4,2) and for two and undergoes a transformation circle the set of verses that does not belong