The masses of 3 boys are 45 kilogram,62 kilograms and 58 kilograms . find the average mass of the boys .

You have 3 boxes, one "strawberries"; one "mentos" and one "mixed".but you know that all the labels are in incorrect order .how do you know witch is witch?

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

Match the one-to-one functions with their inverse functions.