In a packet of mixed candies there are two fruit centers for every three caramel centers. there are 30 candies in the packet.
how many caramel centers are there? show how you figure this out. thx

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.