The pie chart below shows the percentage of total revenue that a publisher receives from various types of publications.

100 points, hi, i’m not sure how to get the equation from the graph and table.

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?