Me write and solve an equation for this problem below: while michelle sat observing birds at a bird feeder, one fourth of the birds flew away when they were startled by a noise. two birds left the feeder to go to another stationed a few feet away. three more birds flew into the branches of a nearby tree. four birds remained at the feeder. how many birds were at the feeder initially?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Which of the following will form the composite function?

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?