Question 1
Complete this number pyramid (each number is product of the two below it):
128
16 8
4 4 2
2 2 2 1
What is the top number?
Working from bottom up:
Level 2: 4, 4, 2
Level 3: 16, 8
Top: 128
Level 2: 4, 4, 2
Level 3: 16, 8
Top: 128