On weekends Ben mops kitchen floor. What is the total area of the kitchen floor.

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5