What is 87,200,000 written in scientific notation?

In the surface area formula for cylinders which expressionrepresents the lateral area

The difference between tax advoidance and tax evasion

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.