How do you know whether you have to write a sum in simplest form

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

Use the distributive law to multiply. 3(4x + 5y + 6)

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.