the pressure due to water at the bottom of a glass filled with ρ=1000kg per metre cube is the water is pourd out and the glass is filled with glycerin ρ=1260kg per meter cube. the pressur at the bottom of the glass due to glycerin is now?

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)