Princess peach has a cell phone plan that charges $50 a month and $0.12 for every minute that she uses the phone beyond what her plan allows. one month she was billed $63.32

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?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?