Here are the numbers of children in 11 elementary school classes. 18, 18, 17, 18, 19, 20, 17, 17, 17, 18, 20

Find the modes of this data set.

5(-9w) put expression in distributive property

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

You are saving to buy a bicycle; so far you save 55.00. the bicycle costs 199.00. you earn 9.00 per hour at your job. which inequality represents the possible number of h hours you need to work to buy the bicycle?