Flying against the wind, an airplane travels 3240 kilometers in 4 hours. Flying with the wind, the same plane travels 6540 kilometers in 6 hours. What is the rate of the plane in still air and what is the rate of the wind?
km

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).