The local hardware store has two different types of paint brushes. One type sells for $8.75, and the other sells for $9.50. One weekend, they sold 135 brushes for a total of $1,227.75. How many brushes did they sell for $8.75? A. 41
B. 54
C. 55
D. 73

What is the shape of the height and weight distribution

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?