Question 1
Complete this number pyramid (each number is product of the two below it):
432
24 18
4 6 3
2 2 3 1
What is the top number?
Working from bottom up:
Level 2: 4, 6, 3
Level 3: 24, 18
Top: 432
Level 2: 4, 6, 3
Level 3: 24, 18
Top: 432