Question 1
Complete this number pyramid (each number is product of the two below it):
24
2 12
1 2 6
1 1 2 3
What is the top number?
Working from bottom up:
Level 2: 1, 2, 6
Level 3: 2, 12
Top: 24
Level 2: 1, 2, 6
Level 3: 2, 12
Top: 24