Fifteen years ago, Wilbur was 7 years old. How old is he now? I need a step by step equation pls help!!

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

Can someone me do math because i am having a breakdown rn because i don’t get it

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?