Justin takes the bus home from school. He gets off the bus, walks a short distance to his friend's house, and stops to talk. Then he walks to his house. Sketch a graph for this story that compares distance from home to time. Explain your graph.

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of