Iknow this is easy but does anyone know the nswer

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?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)