The sum of two numbers is 55 and the difference is 1 . what are the numbers?

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

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function