What number goes into 3 9 7 and 21 ?​

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

What does the relationship between the mean and median reveal about the shape of the data