I need help plz its like triangles and area thers 17 questions

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

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?