Quadrilateral A'B'C'D is the image of ABCD under a dilation with a scale factor of 3 what is the length segment of BC?

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. !

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?