Winners of the 40 + 10 + 10 challenge

Congratulations to all students who found the unique solution. Winners include Lily, Luca, Avi, William, Akiva, and Julian of the 3rd grade, Hektor of the 4th grade, Sonia of the 6th grade, and Olympia, Julia, and Beckett of the 7th grade. Find Sonia's solution below.