Question 30
The answer to a cross-number puzzle clue is a whole number (not a word).
A fragment of such a puzzle is shown. Some clues are:
Across
1\. Square of 27-down.
6\. Half of 1-across.
Down
1\. Twice 2-down.
2\. A multiple of 9.
What is 2-down?

A fragment of such a puzzle is shown. Some clues are:
Across
1\. Square of 27-down.
6\. Half of 1-across.
Down
1\. Twice 2-down.
2\. A multiple of 9.
What is 2-down?
