The temperature falls from 0 degrees to -12 degrees in 3 hours. Which expression finds the change in temperature per hour? 7 49 2.4 7 49 24 49 7 42 49 29 Save and Exit Next Submit Mark this and retium

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

With this question, the answer with the red arrow is incorrect!

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).