What is the correct description? Select one answer! The answer choices are in the pic right along with the graph.
Please help!! Someone please give me the correct answer
I need Asap!!

Negative 5 1/12 + negative 4 1/4 + 6 3/4

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?

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line