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 All the factors of six are in the second row.

2 Three of the four descending even numbers in the upward sloping diagonal are powers of two.

3 There are no two consecutive numbers adjacent to one another.

4 The range of each row is 5.

5 The product of the first two numbers in Column 1 is equal to 7. LEVEL 2 - SENIOR ANALYST

6 Column 4 contains two multiples of 5.

7 The product of the first three numbers in Row B is 18. LEVEL 3 - LAB ASSISTANT

8 The second number in Row C is the only single digit number outside the first two rows.

9 Row A ends with two square numbers.