Briana records the race times for a track meet. she records for 5 groups of 4 student's each . how many observations does she make?

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.

Arectangle has a width of 9 units and length of 40 units. what is the length of a diognal. a. 31 unitsb. 39 unitsc. 41 units d. 49 units

Use set builder notation to represent the following set: { -3, -2, -1, 0}