Lucy spokes lives exactly 0.80 km from school. One day, she discovers that the wheels of her bicycle turn exactly 280 times she rides from her house to the school. Determine the radius of her bike wheel. Round your final answer to the nearest centimeter.

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?