Destiny designs necklaces.
She uses between 15 and 20 yellow and blue beads in a ratio of 4 yellow beads to 5 blue beads

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

It says factor each expression completely 8y+48

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?