Diane and mick are saving their money to build a tree house. duane adds $5 to their piggy bank every other week. mock adds $2 every week. so far they have saved $45.how many weeks have they been saving their money?

An observer(o) spots a plane(p) taking off from a local airport and flying at a 29 degree angle horizontal to her line of sight and located directly above a tower(t). the observer also notices a bird circling directly above her. if the distance from the plane(p) to the tower(t) is 6,000ft., how far is the bird(b) from the plane(p).