A tree orchard plants 64 trees per week. They work 5 days a week and spend 4 hours each day planting. Find the constant of proportionality to show how many trees they plant per hour. i need sentence for it.

Find the multiplicative inverse of 8-12i

Afootball is throw by a quarterback to a receiver

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.