Could someone please explain this to me?

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

Which inequality has a dashed boundary line when graphed ?

If chord ab is congruent to chord cd, then what must be true about ef and eg?