At a stationary store salesman sells 3 kinds of pens in2 different ink colors, draw a tree diagram to represent the outcome

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?

Robert has 78 tomatoes and 56 cucumbers he wants to plant them in equal rows how many in each row

Which is the graph of the following inequality?