Hi Leonela C.,
Elena = 3 Liters
Jada = 3/4 * Elena = 3/4 * 3 Liters = 9/4 Liters = 2-1/4 Liters
Lin = 2 * Jada = 2 * 9/4 Liters = 9/2 Liters = 4-1/2 Liters
Jada drank less water than Elena
Lin drank more water than Elena
I hope this helps, Joe.

Joseph D.
09/04/19
Leonela C.
Thank you sooo much!09/04/19