Wss up brthers and sisters

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

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Which statements about these triangles is true