It Figures

INSTRUCTIONS Using the clues below place the numbers 1 to 16 correctly in the grid. How many clues do you need?

LEVEL 1 – CHIEF SCIENTIST

1 The product of the three ascending numbers beginning Row C is 120.

2 Every number in Row B is greater than 10. 3 The product of the outer two prime numbers in Column 1 is equal to the even number beginning Column 2.

4 The bottom row is made up of all odd numbers.

5 If the 4x4 grid were rotated 180° every cell and its corresponding location adds to 17. For example: B1 + C4 = 17.

LEVEL 2 – SENIOR ANALYST

6 Every number in Column 3 is a factor of 24.

7 The lowest common multiple of Row C is 60.

LEVEL 3 – LAB ASSISTANT

8 There are two square numbers in the first column.

9 There are two multiples of 5 in the last column.