Help, I'm braindead and don't know what I am doing​

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?

What is the circumference of the pie