HELP ME Mark bought 5 t-shirts for $32.35. What was the mean cost of one shirt?

What is the slope of the line shown below?

Indicate the formula for the following conditions: p^c(n, r)=

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.