Find the mean of the calories burned in the activities listed in the table.

110

450

474

600

802

activity
calories burned per hour
basketball
600
bike riding
415
doing homework
110
jumping rope
678
running
802
swimming
600
tennis
450
volleyball
350
walking
260

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.