Find the volume of the pyramid

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. !

Find three consecutive numbers such that the sum of one-fourth the first and one-fifth the second is five less than one-seventh the third

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth