Visitor number Created 02/18/99

Page 3 of 9
3 was the correct answer
The Magic Pyramid - Problem #3

Row 4

12   28

Row 3

4     16

Row 2

1 3 5   9

Row 1

0 1 2 3   5

You can determine a number in a lower row by subtracting the number in the adjacent place from the number above it. At the end of Row 1 is a 5. Above it in Row 2 is a 9. Subtract 5 from 9 to get the number in the red space.

7 8 9 4

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