Question

Luanne and Fiona each made a salt water solution. Luanne mixed 3 cups of salt with every gallon of water. Fiona mixed 2 cups of salt with every 3 gallons water. Which of these statements is true?
Responses
A Luanne used more salt per gallon of water, because 1 gallon is greater than 2 cups.Luanne used more salt per gallon of water, because 1 gallon is greater than 2 cups.
B Luanne used more salt per gallon of water, because 3:1 is greater than 2:3.Luanne used more salt per gallon of water, because 3:1 is greater than 2:3.
C Fiona used more salt per gallon of water, because 2:3 is greater than 3:1.Fiona used more salt per gallon of water, because 2:3 is greater than 3:1.
D Fiona used more salt per gallon of water, because 3 gallons is greater than 1 gallon.Fiona used more salt per gallon of water, because 3 gallons is greater than 1 gallon.

Answer 1

B. Luanne uses 3 cups per 1 gallon = 3 cups/gallon, while Fiona uses 2 cups per 3 gallons = 2/3 cup/gallon, so 3:1 > 2:3.